Army Pfc. Sam and Pvt. Jennifer Mei, both Pennsylvania Army National Guardsmen, pose in front of a Stryker armored fighting vehicle at the Ordnance School at Fort Lee, Va., Nov. 17, 2016. Sam graduated from the 17-week course Nov. 22, while Jennifer is scheduled to complete the course in March. Another sibling, 19-year-old Milton, is also undergoing training at Fort Lee as a student in the Petroleum Supply Specialist Course taught by the Quartermaster School. Army photo by Terrance Bell