Jason Heyward of the
Heyward was visibly shaken and fell to the ground where he remained for several minutes. Thankfully, replays showed that the flap of Heyward's helmet absorbed some of the contact. He was able to walk off the field and was taken to a local hospital for x-rays.
According to Tom Hart of ESPN, Heyward's grandparents were at the game and were taken to the clubhouse. Here is the pitch...