Mets first baseman Jared Young was carted off the field in the sixth inning of Thursday night’s 3-0 loss to Philadelphia after he was knocked out when struck on the head by a knee of pitcher Nolan McLean as the two converged on Justin Crawford’s slow grounder. New York manager Andy Green said a CT scan at a hospital was negative. Young had concussion symptoms and full use of his extremities, according to Green. "It was a terrifying moment on a baseball field," Green said. "Took him a while to come to. It was a really scary collision." With the Phillies ahead 1-0, McLean broke to first on conta...