Friday the 13th: Double Exposure

"Double Exposure" is the story title to the twenty-first episode of season one of the horror television series Friday the 13th: The Series and is the twenty-first episode of the series overall. The episode was directed Neill Fearnley and written by Durnford King. It originally aired in first-run syndication on May 21st, 1988.

Synopsis
Ryan sees a famous television newscaster hack someone to death with a machete at the same time he was on the air live.