Racing Positions'Pop' science: Your guide to learning a new MLB stat4YSam MillerNationals place Eaton on DL, activate Wieters4YNats' Montero on paternity leave; Romero DFA'd4YNationals put Murphy, Benoit on disabled list4YNationals invite Montero to spring training4YElias Says: August 19, 20175YElias Sports BureauReal or not? Diamondbacks could be the October surprise5YDavid SchoenfieldJustin Wilson should bolster Cubs' bullpen5YESPN Stats & InformationIs Willson Contreras becoming the most valuable Cub?5YJesse RogersRumor Central: Cubs looking to add Tigers catcher Alex Avila?5YESPN.com