The Mets won this game fairly easily, but tensions are high after a scary injury situation. In a win that should feel a whole lot better than it actually does, the Mets topped the Cardinals 11-4. Beating the hated redbirds is always a plus, but the evening was dampened by Max Scherzer pulling himself out of the game in the middle of an at bat with an apparent injury. Subsequent updates indicated it was only tightness in his left side or back, but anytime you have a 37-year-old pitcher walking off with the mound with an injury there’s going to…