Massachusetts National Guard members continue to assist local and state authorities following the April 15, 2013, bombing at the Boston Marathon. U.S. Army photo by Cadet Matthew Feehan Massachusetts National Guard members continue to assist local and state authorities following the April 15, 2013, bombing at the Boston Marathon. U.S. Army photo by Cadet Matthew Feehan SHARE: Download: Full Size (0.69 MB) Credit: VIRIN: 801193-N-KEG89-603.jpg Photo Gallery