Pfc. Vallen Grayson lost more than 100 pounds over two years to meet the Marine Corps’ enlistment standards. (Sgt. Jose Cruz/U.S. Marine Corps) A recent Marine Corps basic training graduate who once ...

The Basic School (TBS) is where every newly commissioned Marine Corps officer learns the skills and leadership principles required to lead Marines. Spanning six months, the course combines classroom ...

We got an inside look at the United States Marine Corps' intense 13-week basic training program. Chief video correspondent Graham Flanagan spent five days at the Marine Corps Recruit Training Depot in ...

Add Yahoo as a preferred source to see more of our stories on Google. Pfc. Vallen Grayson lost more than 100 pounds over two years to meet the Marine Corps’ enlistment standards. (Sgt. Jose Cruz/U.S.