Green Bay Packers cornerback Jaire Alexander underwent knee surgery this week to alleviate pain and swelling, multiple outlets reported Wednesday.Alexander, 27, first tore the PCL in his right knee on Oct. 27 and had played just 10 snaps of one game since. He could return for the Super Bowl, should the playoff-bound Packers advance, per an ESPN report. Alexander had the surgery on Tuesday.The two-time Pro Bowler had 16 tackles, two interceptions and seven passes defensed in seven starts this season.