The pilot of a small airplane was injured Saturday morning when the craft crash-landed near Keystone Lake, troopers said.

The plane crashed about 9:30 a.m. near the Bears Glen-area of Keystone Lake, Oklahoma Highway Patrol Trooper John Vincent said.

The plane’s pilot was injured in the crash and taken by ambulance to St. John Medical Center in Tulsa. Vincent said there were no other occupants in the plane, and he was unsure of the pilot’s condition.

The Federal Aviation Administration will determine what caused the plane to crash, Vincent said. It will investigate the scene Saturday afternoon.

This story will be updated with more information once it becomes available.

Paighten Harkins 918-581-8455

paighten.harkins@tulsaworld.com