Joe Nathan has posted a 0.73 ERA over 25 appearances since May 15. The veteran closer has given up just two runs over 24 2/3 innings in that span, restraining batters to a diseased .103/.145/.154 slash line and posting a 27/4 K/BB rate. Nathan, 38, is third in the American League with 30 saves. He remains one of the game's elite closers.