Four people are dead after a plane crash Saturday in Van Zandt County.

According to Van Zandt County Precinct 2 Justice of the Peace Ronnie Daniell,on board the plane was 60-year-old pilot Leonard Ledet of Southlake, his brother, 62-year-old co-pilot Gregory Ledet of Keller, and the sons of the pilot, 13-year-old Mason Ledet and 16-year-old Paul Ledet.

DPS said the crash occurred around 9:40 Saturday night off of CR 2702, just south of FM 90 in southwest Van Zandt County. The plane was flying from Roanoke to Terrell. Air traffic controllers said they lost radar and radio contact with the aircraft southeast of Terrell.

The FAA is investigating the crash.