Vikings' Harrison Smith: Undergoes ankle surgery

Smith (ankle) had surgery to clean up the high-ankle sprain he suffered in December, Adam Caplan and Ben Goessling of ESPN.com report.

Analysis:

Smith missed two games due to his high-ankle sprain but managed to play on the injury in the final two weeks of the season and the Pro Bowl. He initially said he wouldn't need surgery, but later determined that the cleanup was the best option. He's expected to be back to full health by the time training camp roles around.