Exploring how each U.S. military branch uniquely shapes recruits through distinct, challenging basic training experiences.

Trainees high crawl through the mud on an obstacle course during Army Basic Combat Training at Fort Jackson, S.C. The nine-week course designed to transform young American volunteers into Soldiers.

The Air Force is changing the way it conducts Basic Military Training, replacing a four-day-long field training exercise with a new scenario that lasts 36 hours. In an announcement Wednesday, the ...