U.S. troops in the Middle East have been attacked three times since Sunday’s deadly strike that killed three service members.

Sgt. William Jerome Rivers, 46, of Carrollton, Georgia; Spc. Kennedy Ladon Sanders, 24, of Waycross, Georgia; and Spc. Breonna Alexsondria Moffett, 23, of Savannah, Georgia, were killed, while more than 40 others were injured in Sunday’s strike at a small U.S. military post in northeast Jordan, known as Tower 22.