The American League apparently already is ready for the Major League Baseball postseason and we’re not even midway via the season. At least, based on CBS Sports Network’s Adam Schein. As it stands as of May 28, the Minnesota Twins have the perfect file within the AL at 37-17, with the Houston Astros simply behind them at 37-19. Although the New York Yankees have 33 wins, it seems Schein’s thoughts it made up. “The American League is over. Seriously,” he stated Tuesday. “… I wish I had a different opinion, but I don’t.” Schein’s 5 AL playoff groups? The Twins, Yankees, Astros, Tampa Bay Rays and Boston Red Sox. He added the “solely ... NESN.com