Keywords: 130416-G-VV362-744 (8660777940).jpg Camilla center an explosives detection dog and Petty Officer 2nd Class Nicholas Heinen right with Marine Safety and Security Team New York inspect ferry passengers' bags at Rowes Wharf in Boston April 16 2013 as the Coast Guard increases its presence following the explosions at the Boston Marathon Two improvised explosive devices were detonated near the finish line of the marathon killing three people and injuring more than 100 DoD photo by Petty Officer 3rd Class MyeongHi Clegg U S Coast Guard/Released https //www flickr com/photos/39955793 N07/8660777940/ 130416-G-VV362-744 2013-04-16 16 19 https //www flickr com/people/39955793 N07 U S Department of Defense Current Photos PD-USGov U S Department of Defense Current Photos https //flickr com/photos/39955793 N07/8660777940 2016-09-03 08 56 25 United States Government Work Massachusetts United States Coast Guard |