20181127T1154-VATICAN-UN-LAWS-581700 CROP.jpg

A U.S. service member passes in front of an MQ-9 Reaper drone at the Kandahar air base in Afghanistan. (CNS/Reuters/Omar Sobhani)
A U.S. service member passes in front of an MQ-9 Reaper drone at the Kandahar air base in Afghanistan. (CNS/Reuters/Omar Sobhani)