sentences:  Both the teacher and journalist programs were discontinued after the Space Shuttle "Challenger" disaster.In 1986, following the Space Shuttle "Challenger" accident, Barbree placed a telephone call to a friend and retired employee of NASA, who—as a favor to Barbree—went to Kennedy Space Center, looked over the accident information and analysis being done, and later reported the early findings to Barbree.Consequently, Barbree was the first journalist to report on the source of the destruction of the Space Shuttle "Challenger"