Two Idaho firefighters were killed, and a third critically injured, when they were shot while responding to a brush fire in Canfield Mountain, in Coeur d’Alene, Idaho, on Sunday. “Upon arrival, they were ambushed by gunfire,

Idaho authorities confirmed that a sniper who lured firefighters to a blaze they believe he set to ambush them had acted alone and had been found dead.

The authorities said they believed the man they found dead on Canfield Mountain had set a brush fire and then shot at firefighters who responded, killing two and wounding a third.