Hornets C Mark Williams undergoes thumb surgery

Charlotte Hornets center Mark Williams underwent successful surgery to repair a torn ligament in his right thumb.

The Hornets announced Wednesday night that Williams "is expected to make a full recovery and further updates on his status will be provided as appropriate."

Williams, 21, just completed his rookie season, averaging 9.0 points per game with 7.1 rebounds and 1.0 blocks, second among NBA rookies. He played in 4