Brutal MLB collision leaves New York Mets first baseman Jared Young motionless on the field

Jared Young was stretchered off after Nolan McLean's knee struck him in the head during a collision on a Justin Crawford grounder at Citi Field.

Jared Young was stretchered off after Nolan McLean's knee struck him in the head during a collision on a Justin Crawford grounder at Citi Field.