(Photo credit: Joe Camporeale-USA TODAY Sports)
The Arizona Diamondbacks activated staff ace Zac Gallen from the 15-day injured list Saturday for a home start against the Oakland Athletics.
The right-handed Gallen takes the roster spot of left-hander Brandon Hughes, who was optioned to Triple-A Reno late Friday.
Gallen has been sidelined since he injured his right hamstring against the New York Mets on May 30. He said h