New Delhi, June 30 -- Wess Roley has been identified as the suspect behind a shocking attack that left two firefighters dead and a third critically wounded as they battled a wildfire in northern Idaho.

According to a law enforcement official who spoke to the Associated Press on condition of anonymity, Roley allegedly set the fire deliberately to lure first responders into an ambush.

"We do believe that the suspect started the fire, and we do believe that it was an ambush and it was intentional," Kootenai County Sheriff Bob Norris said during a news conference Sunday night. "These firefighters did not have a chance."

Authorities said Roley was perched in a sniper position when he opened fire on the crew as they arrived on Canfield Mount...