Diamondbacks activate RHP Ryne Nelson, recall OF Alek Thomas

(Photo credit: Troy Taormina-Imagn Images)
The Arizona Diamondbacks activated right-hander Ryne Nelson from the 15-day injured list on Thursday after he recovered from right shoulder inflammation.

In other moves, the Diamondbacks recalled outfielder Alek Thomas from Triple-A Reno and optioned rookie righty Yilber Diaz and lefty Blake Walston to Reno.

Nelson, 26, has not pitched since Sept. 8. He experienced some shoulde