• YouTube: Call of Duty 4 Walkthrough 16 Sins of the Father (Time: 9:38)

1. Follow the team through the junkyard. Jump on top of the dumpster and take aim at the guard on the right in the tower. When Price gives the order, shoot him and the immediately shoot the other guard.
2. Jump off the dumpster and head right, joining your team again. Take cover behind a barrel and use your sniper rifle to pick off the enemy.
3. After the area's secure, run into the diner on your right. On one of the tables to your left will be enemy intel (24/30). Get back outside.
4. After the two hours are up you'll be in the tower with a soldier. Switch to a gun with a scope and wait for the convoys to appear. Shoot the driver of the jeep when ordered.
5. Quickly shoot the soldiers around the jeep.
6. Your tower will collapse and you'll hit the ground. While dazed you'll see the target run past you. As soon as you can, take off after him.
7. When you reach the end of the junkyard a guard dog will appear from the door. Kill it.
8. Tip: You get gamer points for breaking it's neck instead of shooting it.
9. Once you reach the road, sprint to the right. Enter the first open building on your left and use it as cover while you fire at enemy troops. After your team arrives, start sprinting forward again.
10. Follow Gaz down the alley to the left. You'll be warned about hostiles behind the fence - instead of shooting them, turn right. Throw a grenade around the wall and then shoot the present enemy. Now, sprint up the stairs on the building to your right. There will be two men in the room - shoot them.
11. Look out the first window on your left - you'll see enemy soldiers hiding. Shoot them with your sniper. Turn around and grab enemy intel (25/30) and then head back down to ground level.
12. At the bottom of the steps turn right and then immediately turn right again. More enemies will appear, so get low and shoot them. To your right will be two snipers on a roof - shoot them.
13. Run towards the building that the two snipers were shooting from. Turn right and then almost immediately turn left into an alley. Throw a grenade and shoot the remaining hostiles. Turn left and throw more grenades. There will be several shooters hiding behind the dumpsters.
14. Run up the stone steps and take cover behind the stone wall. A machine gun will shoot at you - wait for the Blackhawk to take it out before moving again.
15. Enter the building in front of you and work your way to the second level. Enemies will ambush you from the left - throw a grenade to slow them down. Once cleared, move up to the third floor. Find cover in one of the rooms while the Blackhawk shoots the enemies for you.
16. As soon as it's clear sprint for the roof. You'll get there in time to see the target kill himself.

• YouTube: Call of Duty 4 Modern Warfare Walkthrough 17 Ultimatum (Time: 14:49)

1. The beginning of the final act shows Zakhaev and his ultimatum now that his son is dead.
2. Once you hit the ground, run towards your group to get situated. The team will need to head southwest to locate Griggs.
3. A vehicle will appear ahead of you - shoot the driver and keep moving.
4. Once you're past the vehicle, move right into the trees. Switch to a gun with a scope. Enemy targets will appear ahead and to your right. Use the trees as cover while you take them down.
5. Once cleared, sprint behind Gaz to the door. Price will kick it in, so wait for him to catch up.
6. Follow Price up the stairs to the left. Do not shoot the man in the upstairs room - Price will slit his throat. Turn left and clear the floor.
7. Move up to the second level. The room in front of you will have a man sleeping. Slit his throat, then turn left and knife the man that appears. Avoid shooting unless necessary.
8. Follow Price downstairs and plant C4 outside the door. If all goes well, you'll quietly take out the patrols and the rest of the enemy groups will run into your explosives. If you make noise, however, they will hear you and about a dozen hostiles will appear, along with attack dogs. If this happens, start shooting and throw a grenade or two.

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1. Once cleared, follow Price into the next building. The ground level is clear, move upstairs. At the top, turn right and head towards the black door. Wait for Gaz to blow it open. Inside is one hostile - shoot him, but be careful not to hit Griggs. Cut Griggs free.
2. Get to ground level and head towards the tower. Hit the ground whenever enemy helicopters pass.
3. Place charges on two legs of the tower where indicated and get a safe distance away. Detonate them when instructed.
4. Head towards the fence and wait for Gaz to spray it open. Sprint down the field. Enemy helicopters will land ahead.
5. Follow half the team over the wall. Directly in front of you will be two supply chests. Swap your gun for the sniper on the first chest.
6. As soon as you enter the open building, enemy troops will sneak in at your left. Start firing upon them before they get too close. More troops will be dropped off via the helicopters, and enemy RPGs will be on the rooftops.
7. As the enemy hostiles rappel from the helicopter, throw several grenades on the ground under them, then start firing. Continue shooting until all the enemies are neutralized. Once clear, enter the building with the open garage for enemy intel (26/30).
8. Two missiles will be launched. Run after your team to prepare for the next mission.

• YouTube: Call of Duty 4 Modern Warfare Walkthrough 18 All In (Time: 5:47)

1. You'll start the level sprinting. Follow your team through the hole in the fence and cut right. Run to the edge of the cargo container and snipe the two men to your left - one on ground level and one on top of a cargo unit.
2. RPGs will start firing from the rooftops. Use your sniper to hit as many of them as you can.
3. Move back towards the hole in the fence. One of your teammates will throw a smoke bomb. Run through the smoke and plant C4 on the back of the vehicle that's leaving. Get back and detonate it.
4. Follow your team forward. Stay low to avoid getting shot. While your team ducks behind cars and fires at the enemy, run forward into the open building. On the far left wall between two boxes will be an RPG - grab it.
5. Switch back to a sniper and take out as many of the enemy targets as possible.
6. Keep following your team forward - stay low or you will die. At one point a soldier will blow open a gate - before entering it, go behind the building across from the gate to the south. You'll find ammo and enemy intel (27/30).
7. You'll eventually hear an order to find RPGs to take out the BMPs. Switch to the RPG you picked up previously and take out the tanks. If you missed the RPG, wait for smoke to surround the tank, then run up and plant C4. Get away fast and detonate it.
8. Head to your right in the open area. Get behind barrels and take out enemies until you see smoke - run through it and plant C4 on the second BMP. Get away and detonate it.
9. Now turn right into the open garage. On the right side in the middle will be enemy intel (28/30).
10. You'll see a vent open outside the building. Run past it and join your team. Price and Gaz will be cutting open a vent - cover them, enemy hostiles will appear from the right.
11. Rappel down the open vent as soon as you can.

• YouTube: Call of Duty 4 Modern Warfare 19 No fighting in the War Room (Time: 11:57)

1. Watch the opening video carefully to see the general layout of where you're heading.
2. Once the level starts, follow Griggs through the ventilation shafts. You'll eventually meet up with Price - follow the two men down the opening and into the shower room.
3. Follow Price until he stops at a door and looks around the corner. You will have to go ahead. Turn towards the flashing yellow light. Enemies will come running from the left. Throw a grenade or two into the room. A hostile will be hiding behind the doorway on the right, so be prepared to take him out.
4. Continue running forward instead of turning right. You'll eventually see a dark room on your left - inside is enemy intel (29/30) sitting on a table.
5. After you have the intel, continue moving forward. You'll need to stay low and take out the enemies quickly.
6. Tip: If you're playing on a harder setting than regular difficulty, you only have 11 minutes to abort the missiles.
7. Follow Price down the steps - at the bottom, you'll notice an interesting game glitch where dead men hang in the air.
8. Turn left into the hallway. Do not walk down the middle, stay to the right or left. This section is full of ambushes, so throw flashbangs before they can get you. There will be men hiding in the sections to both the left and the right. Throw grenades over crates to take them out.
9. You'll get a warning that countdown has been initiated. You need to move fast. Switch to the most powerful gun you have and use a combination of shooting and grenade throwing to mow your way down the hallway. Enemies will appear from every corner, so watch the shadows and boxes.

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1. You'll eventually reach the security room doors. Price will shut the blast door behind you. You'll all wait around while Gaz opens the security doors. They will open incredibly slow, irritating Price.
2. As soon as there's enough space, throw a grenade into the room. This will draw out the enemies - start shooting them while the doors slowly open.
3. Don't enter the room immediately. Throw two or three more grenades and shoot everyone who runs at the door.
4. Enter the room and move immediately right. Enemies will shoot at you from the first hallway on the left. Throw a flashbang to blind them and then go charging in, taking everyone out.
5. If you need a breather to reload and recover, duck into a small doorway almost immediately to your right, before you reach the end of the hall - it's clear.
6. Your team will clear the rest of the room, then enter the small area with you. Plant the C4 where indicated and detonate it.
7. Run into the room, shooting everyone in sight. There are only a handful, so don't bother with cover. Move to the control room at the top left of the room - there will be a man hiding. Shoot him.
8. In the breached control room you'll find the final piece of enemy intel (30/30).
9. Run back down the middle aisle towards the big screen. There will be a flashing keyboard on the left. Use it to enter the abort codes.
10. As soon as you're given the all clear, follow Price back out the way you came. More enemy soldiers will appear, shoot them.
11. Get in the elevator. It will take you up. Exit towards the vehicle depot. Clear it to finish the level.

• YouTube: Call of Duty 4 Modern Warfare 20 Game Over (END) (Time: 7:30)

1. This level starts out fast-paced. You're on the back of a truck heading into civilian roads. Two enemy trucks are right behind you.
2. Switch to a gun that shoots fast and take cover behind the crate on the truck. The enemy trucks will move to the left of the vehicle (your right). Start shooting them. There will be an RPG on the back truck - take him out first or you're dead.
3. After exiting the first tunnel, one of the trucks will crash. The second will crash shortly after. The helicopter is now your main priority.
4. Use the RPG next to you to try to take down the helicopter. It will disappear, but then reappear in time to destroy the bridge you're heading towards.
5. Once you regain control of your person, follow Price off the collapsing bridge. Take cover behind the destroyed cars and start throwing grenades straight ahead. You'll be fully attacked by a couple dozen enemy soldiers - stay low.
6. You'll eventually get knocked out. You will be stunned for several seconds and forced to watch Griggs get shot next to you, followed by the rest of your team.
7. Zakhaev will come walking down the bridge with two soldiers. His men will kill two of your wounded teammates. An ally helicopter will destroy theirs, momentarily drawing their attention skyward.
8. Price is to your left, injured. He will slide his pistol to you. Grab it and shoot Zakhaev, then quickly dispatch his two soldiers.
9. Russian soldiers will rappel down and prepare you to get hoisted into the helicopter. Unfortunately, you watch a Russian soldier attempt to, and fail at, keeping Price alive.
10. The game ends with bitter victory as you realize you're the only member of your team still alive.

• YouTube: Call of Duty 4 Modern Warfare 21 Mile High Club (epilogue) (Time: 1:24)

1. If you want to play this level, which does not seem to be part of the rest of the game, you have to wait through the credits.
2. Move down towards the cabin, shooting the terrorists as fast as possible. When you reach the cabin, throw a flashbang in and then shoot the enemies through the seats.
3. Move upstairs. Throw a grenade or flashbang into the room, then start shooting. Move forward.
4. Eventually you'll come to a set of white doors. They will kick open with a terrorist threating to slit the hostage's throat. Switch to your pistol and shoot the terrorist in the head.
5. The door will be blown open and one of your men will grab the hostage.
6. Jump out the door to complete the mission.

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