Dodgers RF Jason Heyward (knee) exits vs. D-backs

(Photo credit: Jason Parkhurst-USA TODAY Sports)
Dodgers right fielder Jason Heyward exited Los Angeles' Thursday game against the visiting Arizona Diamondbacks due to left knee discomfort.

Heyward grounded out with two on for the final out of the first inning and was pulled after the second.

Teoscar Hernandez moved from left field to right field and Miguel Vargas entered the game in left field and batted in Heyward's s