Frustrated Carlos Beltran Now Slowed By Sore Forearm

It’s the right arm that is keeping Carlos Beltran from getting back onto the field. That much we know.
NY Post

One day after mentioning that the bone spur in his right elbow might be responsible for some of his issues at the plate, Carlos Beltran clarified on Sunday that he has been dealing more with lingering soreness in his forearm.
New York-A Official Site