Three Special Forces soldiers were also killed and two wounded in an ambush during a routine training mission near Mali.
American forces are involved in and airstrikes as well as raids targeting Islamic terror groups in several parts of Africa.
After an intense two-day search, local military forces Friday recovered the body of a U.S. Army commando who was inadvertently left behind after a daylight ambush by militants killed three other Green Berets in a rugged border region in Niger.
The fourth soldier had been missing since the attack.
All Sources: Los Angeles Times NBC New York Times