Army 3.0: Pilot trains for first combat deployment during third Army 'career' Pennsylvania Army National Guard members Lt. Col. Kelvin Christensen and Chief Warrant Officer 2 Sara Christensen stand at an aviation training site at Fort Indiantown Gap, Pa., in 2013 shortly after Sara returned to the Army after a 13-year break in service. Pennsylvania Army National Guard photo by Sgt. Neil Gussman SHARE: Download: Full Size (1.05 MB) Tags: aviation, dod organizations, pennsylvania national guard, army, all images Credit: Sgt. Neil Gussman VIRIN: 130618-A-UP376-498.JPG Photo Gallery