2012: The Year in Sports (84 images)

Muhammed Ali visits to help honor leading physicians at Barrow Neurological Institute at St. Joseph's Hospital in Phoenix, Arizona, February 22, 2012. Barrow Institute is the home of the Muhammed Ali Parkinson Research Center where doctors look for cures to the disease that has ravaged the one time boxing champion. UPI /Art Foxall

San Francisco Giants center fielder Angel Pagan leaps high to celebrate the Giants win over the St. Louis Cardinals after game six of the National League Championship Series at AT&T Park in San Francisco on October 21, 2012. The Giants evened the series at three games apiece defeating the Cardinals 6-1. UPI/Terry Schmitt

Kansas City Chiefs players and Raiders fans observe a moment of silence for Sandy Hook Elementary School shooting victims before playing the Oakland Raiders at O.co Coliseum in Oakland, California on December 16, 2012. The Raiders defeated the Chiefs 15-0. UPI/Terry Schmitt

New York Yankees Derek Jeter is helped off the field by Joe Girardi and Robinson Cano in the 12th inning against the Detroit Tigers in game 1of the ALCS at Yankee Stadium in New York City on October 13, 2012. UPI/John Angelillo