Tekashi 6ix9ine turns on former gang, testifies for prosecution at trial
6:22pm PDT - September 17th, 2019 tekashi 69 - NBC NewsRapper Tekashi 6 ix9ine testified on Tuesday against two alleged members of a Brooklyn street gang, describing how he discovered a formula for success with the crew before betraying it by becoming a prosecution witness. The testimony in federal court in Manha…