ALTUS, Okla. (AP) - An official at the Altus airport says two people have died in the crash of a biplane near the airport.

Those killed in the crash late Sunday morning were identified as pilot Robert Munson, 38, of Blair, and passenger Zachary Cook, 17, from Altus.

Altus-Quartz Mountain Regional Airport supervisor Daniel Adams said the plane crashed about 11:20 a.m. about 1.5 miles west of the airport.

Adams said officials from Altus, Jackson County and the Oklahoma Highway Patrol were on the scene Sunday afternoon.