R. Bush on MNF

Limited practice on Friday but expected to play MNF.

PPR league semifinals this week in fantasy -- play him and hope to swing for fences? if he doesn't play, I'm picking up B Pierce as the only other available MNF rb.  Or play  Gerhart (if AP out), CJ?K, Ellington or Sproles and play it safe?

Same position, I picked up burleson and moved bush to the flex spot just incase