Join a group of international recruits as they undergo one of the most intense parts of Korean military training: CBRN (Chemical, Biological, Radiological, Nuclear) training. This video offers an ...

One of the hardest and most uncomfortable parts of Army basic training is the so-called Nuclear, Biological, and Chemical or NBC training, which teaches recruits to effectively use protective ...

We got an inside look at how United States Marine Corps recruits are exposed to tear gas during basic training. Senior video correspondent Graham Flanagan spent five days at the Marine Corps Recruit ...