SAN DIEGO — When Marine Brig. Gen. William Pendleton raised the first American flag 100 years ago at what would eventually become the Marine Corps Recruit Depot in San Diego, the city was still ...

Marine Corps Recruit Depot San Diego's main mission is the initial training of USMC enlisted recruits living west of the Mississippi River. Over 21,000 recruits are trained at MCRD each year.

Chief video correspondent Graham Flanagan spent five days at the Marine Corps Recruit Training Depot in San Diego, California, where he observed different companies at various stages of training.