Chicago's teenage rap phenomenon Chief Keef hooks up with like-minded DC rapper Fat Trel for "Russian Roulette," a track produced by go-to street rap producer Lex Luger. It sounds pretty much exactly how you'd expect it to sound; gritty, pounding and driven over-the-top by Luger's menacing drums. The accompanying video dabbles in Keef's favored low-budget aesthetic. Watch it below. [videoembed ...