Boston Commemorates One-Year Anniversary Of Marathon Terror Bombings

BOSTON, MA – APRIL 15: Members of the Boston Police Department practice marching prior to a wreath laying ceremony to commemorate the one year anniversary of the 2013 Boston Marathon Bombing, on April 15, 2014 in Boston, Massachusetts. Last year, two pressure cooker bombs killed three and injured an estimated 264 others during the Boston marathon, on April 15, 2013. Andrew Burton/Getty Images/AFP