Cam Newton will undergo surgery Wednesday on his left ankle and will be sidelined for four months, the Carolina Panthers announced. ''The ankle was sore after the San Francisco game and we wanted to see if rest would calm it down, but it is still bothering him and the decision was made to address it,'' Panthers trainer Ryan Anderson said in a press release. The Panthers lost to the 49ers on Jan. 12 in the NFC divisional playoffs. The surgery will be performed by Panthers team physician Robert Anderson at Carolinas Medical Center. More...