Quarless had started the season on the physically unable to perform list after tearing the ACL and MCL in his right knee almost exactly a year ago. He was activated Nov. 7, but had struggled with swelling in the knee. Richardson's move was more of a surprise because he only appeared on the injury report Thursday with a back injury.
The Packers used the open spots to sign running back DuJuan Harris and wide receiver Jeremy Ross. Both had been on Green Bay's practice squad.
Copyright 2012 by The Associated Press
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