Oz Complete Rewatch - Season 3, Episode 5. "U.S. Male" Sunday Nov 20, 2016.

From IMDB: Wangler 'finds out' his wife and her lover were murdered execution-style. Meanwhile, Poet and Pierce get burned by Hernandez, Ricardo and Guerra. Lockdown ensues, and Wangler finds himself vulnerable--and in a cell with Adebisi.