Israeli forces on Thursday killed two Palestinian gunmen who shot dead a British-Israeli mother and her two daughters in April in the occupied West Bank, Israel’s domestic security service said.

“The evidence is really starting to build up that these drugs do work,” Dr. Erik Musiek said.

Police have arrested a former U.S. Coast Guardsman suspected of killing one person and wounding four, all of them women, in a shooting on Wednesday at a medical building in Atlanta, then carjacking a vehicle to flee the scene, authorities said.