Highway 99 in Osage County, Oklahoma is closed after a multi-fatality crash.

According to the Oklahoma Highway Patrol, the crash was reported just before noon today on highway 99. As of an hour ago, 99 remains closed from the intersection of U.S. Highway 60 north to State Highway 10. There is no word yet when the highway will reopen. Two vehicles were involved in the crash, killing four. Oklahoma Highway Patrol is on the scene as the investigation continues.