49ers look for power switch

Here are some other thoughts on Crabtree, as well as a couple additional news items: --Josh Morgan said he has been told that Crabtree will take over at the "X" position. This would be a change of plan from the day after Crabtree signed his six-year contract when offensive coordinator Jimmy Raye said the rookie would be used as the slot in three-receiver formations. Morgan says the X receiver lines up in the slot only in certain formations. --So how is this going to play in play in the locker room? Singletary said this is one of his concerns. After all, Crabtree missed all of training camp - including the famed "nutcracker" drill. Then, he is quickly promoted to the starting lineup after signing Oct. 7 to end a 71-day contract impasse. Morgan, obviously, doesn't have a huge problem with it. After all, he served as an accomplice to get Crabtree's promotion. --Why does Crabtree replace Morgan and not veteran Isaac Bruce? There are several re...