Crew Chiefs key to B-1 mission
U.S. Air Force Airman 1st Class Codie Mendoza, left, 9th Aircraft Maintenance Unit load crew member, and Senior Airman Nick Niro, left, 9th AMU B-1B Lancer assistant dedicated crew chief, assist in closing the crew-entry ladder of a B-1 on the flightline at Dyess Air Force Base, Texas, May 8, 2018. (U.S. Air Force photo by Airman River Bruce)