Boston Police Commissioner Edward Davis speaks during a news conference in Boston, Monday Sept. 23, 2013, announcing that he is stepping down after seven years on the job. The 57-year-old Davis was ... more 
Boston Police Commissioner Edward Davis speaks during a news conference in Boston, Monday Sept. 23, 2013, announcing that he is stepping down after seven years on the job. The 57-year-old Davis was appointed Boston's top cop by Mayor Thomas Menino in 2006. He previously served as the Lowell, Mass., police superintendent. (AP Photo/Elise Amendola) less 
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Associated Press | Photo By Elise Amendola
Mon, Sep 23, 2013 12:47 PM EDT