Randall Delgado making strides in return to Diamondbacks' bullpen

SAN FRANCISCO – After tossing a scoreless inning in the first outing of his rehab assignment for High-A Visalia on Tuesday night, right-hander Randall Delgado’s return to the Diamondbacks’ bullpen is finally starting to feel imminent, manager Torey Lovullo said.

Delgado will still need multiple outings as the Diamondbacks give him a chance to have the sort of “spring training” he missed out on in March. But with a fastball that Lovullo said touched 93 mph on Tuesday, Delgado is finally starting to look like the pitcher he was last season.

Delgado missed time in spring training due to an oblique injury, and when he began a rehab assignment for that injury in April, he didn’t look right,…