Watch Piers Morgan and Touré Duke It Out on CNN Over Trayvon Martin Case

Following Piers Morgan’s interview Thursday night with Robert Zimmerman,  brother of Trayvon Martin killer George Zimmerman, on his CNN program, MSNBC commentator Touré took to Twitter to criticize Morgan for failing to challenge Zimmerman on statements he made asserting his brother’s innocence. Morgan immediatey fired back at Touré, and the two men spent the next several hours in an argument, the culmination of which played out on CNN last night during a highly contentious 15-minute on-air debate. Watch it after the jump.