New evidence suggests shoulder-fired weapons like the AT4 can cause traumatic brain injuries in troops. (Staff Sgt. Whitney Houston/Army) Military personnel who have trained with heavy weaponry ...

The new shoulder-fired round is based on Saab's AT-4 Confined Space Tandem Warhead, which itself is based on the 84mm AT-4 that's been in service with the U.S. military since the mid-1980s.

Each piece of the ensemble holds an important meaning in the Catholic faith. The pellegrina, or shoulder cape, is attached to the cassock and is not limited to popes. Cardinals, bishops and ...