Fort Bend County Sheriff's Office A Drug Enforcement Agency plane crash-landed in the Sugar Land, Texas, area on Wednesday, injuring one of the three special agents on board. The group had been conducting a flight training exercise, DEA Houston Division special agent Wendell Campbell told Business Insider on Wednesday night. The injured agent was taken to a hospital and later released. The single-engine Cessna plane collided with several vehicles as it went down on Voss Road near Highway 6.