One of several highly sought-after "swing states," Ohio has 20 electoral votes. On the night of November 4, 2008, Democratic nominee Barack Obama won the battleground state over Republican nominee John McCain. Polls consistently had Obama leading McCain by as much as four percentage points. Both CNN and MSNBC projected Obama the winner of Ohio within a few hours after the polls closed.MSNBC: Ohio Election Results Exit poll data showed Obama won with voters who were most concerned about the economy, Iraq, energy and health care.Spin Cycle (Newsday): Exit polls: How he won Ohio (November 4, 2008)

1. 2004: George W. Bush
2. 2000: George W. Bush
3. 1996: Bill Clinton
4. 1992: Bill Clinton

• MSNBC: Ohio Exit Polls

• CNN: Ohio Exit Polls

• CNN: Economy most important issue, polls show (November 4, 2008)

• Ohio.com: Exit poll: Ohioans say economy top issue (November 4, 2008)

• Washington Wire (WSJ): Exit Polls: Voters Not Better Off Than They Were... (November 4, 2008)

• RealClearPolitics: Ohio: McCain vs. Obama

• Pollster.com: 2008 Ohio Presidential General Election

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