BEND, Ore. (AP) — Authorities say two people have died in an explosion inside a World War II-era tank at a firing range in Oregon.

Police say the explosion occurred Tuesday afternoon at a public gun range east of Bend. Paramedics tried to revive the victims but they died from their injuries.

Authorities say there is no risk to the public.

KTVZ-TV showed the tank in a field.

Detectives from the Deschutes County Sheriff's Office and the Oregon State Police Arson and Explosives Section are jointly investigating.