Reds demote three from struggling bullpen

Jumbo Diaz was one of three relievers demoted after the Reds' 4-0 loss on Saturday to the Mariners. (AP)CINCINNATI -- The Reds bullpen has been the club's weakest link so far during what has been a rough season. Following Saturday's 4-0 loss to the Mariners, more changes were made. Jumbo Diaz and Keyvius Sampson were optioned to Triple-A Louisville, and Steve Delabar was designated for assignment.

Corresponding rosters moves for their replacements were not immediately announced.

"What's unfortunate is you can't give guys more time to try to figure it out here," Reds manager Bryan Price said. "We're having a hard time finding a way to make guys comfortable and find roles or pitch well enough…