All-Star catcher Wilson Ramos left the Washington Nationals' 14-4 loss to the Arizona Diamondbacks on Monday night with an apparent right knee injury that could be a major blow to the NL East champions. Nationals manager Dusty Baker said Ramos didn't look too good and will have an MRI on Tuesday. Washington was already without reigning NL MVP Bryce Harper due to a thumb injury, slugging second baseman Daniel Murphy (strained glute) and 15-game winner Stephen Strasburg (elbow). More...