Remember that prospects are not proven commodities, while players that have performed at the major league level are. (sbnation.com)
He may well have to, I think he's a decent goalkeeper but unsure if he can compete at champions league level. (justarsenal.com)
After the surgery there's healing, then rehab, then starts in the minor leagues before being able to pitch again at the big league level. (tacomachristiancounseling.com)