Boston Police Commissioner Edward Davis talks with reporters during the hunt for the Boston Marathon bombers in April.
Michael Reynolds /EPA/Landov
September 23, 2013 Edward Davis became known nationally as he led his department's response to the Boston Marathon bombings. He says that after seven years in the job, it's time for him to move on. The first opportunity he may take advantage of is a fellowship at Harvard.
Boston Police Commissioner Edward Davis.
Michael Reynolds /EPA /LANDOV
May 9, 2013 Before the Boston Marathon bombings, Russian officials had asked the FBI to look into Tamerlan Tsarnaev's possible ties to extremists. But police in Boston weren't told. Tsarnaev, who's now dead, and his brother are the main suspects in the attack that killed three people and wounded more than 250.
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