U.S. Service Member Killed, Four Others Injured In Afghanistan

U.S. Service Member Killed, Four Others Injured In Afghanistan 'Combat Engagement' : The Two-Way : NPR: 
The U.S. military did not immediately explain what kind of combat the service members were engaged in at the time or whether they were fighting ISIS or the Taliban.
Two of the injured service members are receiving medical treatment nearby. They are in stable condition, the military says, and the two others "have returned to duty."