Racing Positions'Pop' science: Your guide to learning a new MLB stat3YSam MillerNationals place Eaton on DL, activate Wieters3YNats' Montero on paternity leave; Romero DFA'd3YNationals put Murphy, Benoit on disabled list3YNationals invite Montero to spring training3YElias Says: August 19, 20174YElias Sports BureauReal or not? Diamondbacks could be the October surprise4YDavid SchoenfieldJustin Wilson should bolster Cubs' bullpen4YESPN Stats & InformationIs Willson Contreras becoming the most valuable Cub?4YJesse RogersRumor Central: Cubs looking to add Tigers catcher Alex Avila?4YESPN.com