'Even if Manuel lights it up in replacement, the Raiders are still going back to Carr as soon as he's healthy. The Bills-Raiders game is four weeks away, so Manuel would need Carr's recovery to be toward the longer end to get a shot at his former team. Some of the factors in Carr's return include the severity of the fracture, how much pain throwing causes him and the likelihood that he could hurt the injury worse by playing, as well as the Raiders' place in the standings.'