Jason William Mizell (January 21, 1965 – October 30, 2002), better known by his stage name Jam Master Jay, was an American musician and DJ. He was the DJ of the influential hip hop group Run-DMC. During the 1980s, Run-DMC became one of the biggest hip hop groups and are credited with breaking hip hop into mainstream music. Mizell was murdered in his Queens, New York recording studio in a 2002 shooting that remained cold until two perpetrators were arrested in 2020. In 2024, both perpetrators we ...