16-year-old Elizabeth Mun died on February 15, 2009, after she was was found unconscious in an icy brook in Andover, Massachusetts. She had attended a nearby party at the house of Laurie Zimmerman, the president of a consulting firm.The Boston Globe: Investigators Release Name of Wellesley Teen Who Died After... (February 16, 2009) The cause of her death has not been determined. Mun was a student at the same school as Zimmerman's son and there were no adults at the party.WBZTV: Elizabeth Mun Identified As Concord Academy Teen Who Died After Andover Party (February 16, 2009)

Mun remained unresponsive after CPR. She was brought to a nearby hospital, and was later flown to Boston by helicopter. She was pronounced dead at 5:27 p.m. at the Children's Hospital in Boston.FOXNews.com: Massachusetts Teen Pulled Out of Icy Pond Dies in Hospital (February 16, 2009)The Boston Globe: Investigators Release Name of Wellesley Teen Who Died After... (February 16, 2009) An autopsy will be performed to determine the cause of death.WBZTV: Elizabeth Mun Identified As Concord Academy Teen Who Died After Andover Party (February 16, 2009)

• Boston Herald: Teen girl dead after being found in brook (February 16, 2009)

• Boston Globe: Investigators Release Name of Wellesley Teen Who Died After... (February 16, 2009)

• WBZTV: Elizabeth Mun Identified As...Teen Who Died After Andover Party (February 16, 2009)

• The Boston Channel: Investigators Identify Teen Found In Frozen Pond (February 16, 2009)

• NECN News Video: Identity of girl found in pond released (February 16, 2009) (Time: 2:20)