The watch is simply explaining you have lost ... “If you want to relate to your wearable as a military drill sergeant,” says File, “then the direct bluntness is coherent.

The success of these tests resulted in the adoption of the new concept to include the formation of Drill Sergeant Schools. These were the first drill sergeants used to train recruits in the Army.

Retired US Army drill sergeant Lamont Christian rates US military boot-camp scenes in movies and TV shows for realism. Christian breaks down the early stages of boot camp in "Full Metal Jacket ...

Retired US Army drill sergeant Lamont Christian rates more boot-camp scenes in movies and TV shows. Christian looks at US Marine Corps boot camp scenes across history, including mortar and machine ...