From John Fay:

–Fred Lewis, on the disabled list with strained right oblique, has begun his rehab assignment with the Carolina Mudcats. It won’t be a short stay.

“He didn’t have a lot of playing time when he got hurt,” Jocketty said. “He needs to get at-bats to gets his timing. It will be at least a couple off weeks.”

With position players rehab assignments are limited to 20 days.