Officer Is Fourth Killed in France Terrorist Attack

The assault by a lone gunman is a major test for French President Emmanuel Macron

TRÈBES, France—A French gendarme who was severely injured in a terrorist attack in Southern France died Saturday, bringing the death toll to four, French officials have confirmed.

Authorities said the gendarme, Lt. Col. Arnaud Beltrame, died of his injuries hours after he was shot. Gendarmes are members of the military who serve as police.

“In...