Oklahoma Highway Patrol says a woman is in critical condition after a boat exploded on Lake Eufaula on Saturday.

Troopers are investigating the cause of the incident and say that two people were on board the boat at the time. The woman was flown to a burn center with several burns and a man had burns on his arms legs and head but refused treatment at the scene. Drone video captured the fire as troopers worked to put it out using their boats.