The United States Coast Guard is searching for an aircraft that is missing out of Oklahoma City, according to KFOR-TV.
The plane was flying into San Antonio, Texas, and went missing. “The Coast Guard received word of a possible plane crash in the Gulf of Mexico due to an unresponsive pilot.” (source)
The coast guard says they were notified after Air Traffic Controllers reported an unresponsive pilot. The plane is a small plane, although it is not clear how many, other than the pilot, are onboard.