Atlanta Braves right-hander Reynaldo López will undergo arthroscopic surgery to determine if there's any structural damage to his throwing shoulder, according to MLB's Mark Bowman. López, placed on the injured list on Monday with shoulder inflammation, is expected to miss several months of action.

The Braves are hoping Reynaldo López will pitch again this year. But they won’t know until he undergoes arthroscopic surgery on his right shoulder next week. “They want to go in there and make sure nothing is going on,