Training Simulator Air Force Senior Airmen Steven Frank, left, and Samantha Welsh respond to a simulated threat in a firearms training simulator at a U.S. Marshal site in Lawrenceville, N.J., Dec. 12, 2015. Frank and Welsh are assigned to the New Jersey Air National Guard's 108th Wing. U.S. Air National Guard photo by Tech. Sgt. Matt Hecht SHARE IMAGE: Download Image: Full Size (1.09 MB) Photo By: Tech. Sgt. Matt Hecht VIRIN: 151212-D-HV319-006.JPG Photo Gallery