Pirates RHP Hunter Stratton departs with injury

(Photo credit: David Dermer-USA TODAY Sports)
Pittsburgh Pirates right-hander Hunter Stratton exited Thursday afternoon's game against the St. Louis Cardinals in the eighth inning due to an apparent arm injury.

Stratton took over for fellow reliever Justin Bruihl to start the eighth and struck out Nolan Arenado to begin the frame. After throwing his second pitch to the next batter, Brendan Donovan, Stratton motioned towa