Stoxpoker.com (http://www.stoxpoker.com), an international leader in online poker training, will be hosting the second Man vs Machine Poker Challenge at the Gaming Life Expo in the Rio Hotel and Casino in Las Vegas on July 4th through July 6th. The matchup will pit the world’s best artificial intelligence (AI) poker program against a host of Stoxpoker coaches, who are some of the biggest winners in poker today.