"You know what, it sounded like a bowling ball hitting the glove," Cooper said. "He was throwing kind of a heavier ball. He threw well."
Webb will have Saturday off and then get into his first Cactus League game on Sunday against the A's.
"Getting him out there and getting him going is the thing to do. So, that's kind of it," said Cooper. "I personally think throwing him out there [is good] because [it keeps] his mind on baseball. Keeping him engaged, you know? I had a similar situation happen to me. I don't want to get into it, because I don't want to talk about my [stuff].
"The bottom line is, I think from my experience, when I was occupied, when I was on top of the stuff and focusing on the stuff of my job and my work and trying to do well, it occupied my mind. It made me think about the loss less."
Scott Merkin is a reporter for MLB.com. Read his blog, Merk's Works, and follow him on Twitter @scottmerkin. This story was not subject to the approval of Major League Baseball or its clubs.