To continue to provide docetaxel and prednisone for up to 10 cycles to subjects randomized at non-US sites who were ongoing in the CC-5013-PC-002 protocol when the decision was made to discontinue lenalidomide/placebo and who were experiencing benefit as per investigator discretion. For subjects who had exceeded 10 cycles of docetaxel and prednisone at the time of Protocol Amendment 3 approval, an additional two cycles were provided.