Former PBR World Champion Renato Nunes has trouble holding onto his ride, Arctic Blizzard, in the final competition of the PBR regular season. Nunes is ranked 23rd globally heading into the World Finals.
2 of 21Heinz Kluetmeier/SI
Brooklyn Nets rookie guard Jorge Gutierrez catches a glimpse of his reflection as he drives past Celtics forward Kris Humphries in a preseason game.
3 of 21Al Bello/Getty Images
Torii Hunter comes up short trying to catch a grand slam hit by David Ortiz to tie Game 2 of the ALCS. Ortiz's homer tied it 5-5 in the bottom of the 8th, and Jarrod Saltalamacchia hit a walk off single to tie the series.
4 of 21Daniel Milchev/Getty Images
Graham Agassiz competes in the qualifying round of the Red Bull Rampage, an invitational-only freeride mountain bike competition in Virgin, Utah.
5 of 21Matt Cardy/Getty Images
Riders compete during the annual beach race in Somerset, United Kingdom. The three-hour endurance race, one of the largest of its kind in the UK, saw hundreds of riders competing on a course marked out on the beach, with man-made jumps and sand dunes constructed to make the course tougher.
6 of 21Greg Nelson/SI
Texas safety Adrian Phillips drags down Oklahoma fullback Trey Millard. The Longhorns scored an upset in this year's Red River Rivalry, beating the Sooners 36-20.
7 of 21Ray Carlin/Icon SMI
Texas cornerback Quandre Diggs breaks up a pass intended for Oklahoma wide receiver Sterling Shepard.
8 of 21David Sherman/NBAE via Getty Images
Amir Johnson of the Toronto Raptors finishes through contact against the Minnesota Timberwolves in a preseason game.
9 of 21John W. McDonough/SI
USC tight end Randall Telfer is upended by Arizona safety Jared Tevis. The Trojans survived a fourth-quarter comeback to win 38-31.
10 of 21Greg Nelson/SI
A Texas cheerleader goes airborne during the Red River Rivalry.
11 of 21Winslow Townson/SI
The Red Sox celebrate with Jarrod Saltalamaccha after his walk-off single to win Game 2 of the ALCS.
12 of 21David E. Klutho/SI
Dexter McCluster of the Kansas City Chiefs gets sandwiched on a punt return against the Oakland Raiders.
13 of 21Jeff Bottari/Getty Images
WBO welterweight champion Timothy Bradley Jr. celebrates after defeating Juan Manuel Marquez on Oct. 12 in Las Vegas. Bradley won via a split-decision.
14 of 21Chris Graythen/NASCAR via Getty Images
Brad Keselowski celebrates with a burnout after winning the NASCAR Sprint Cup Series Bank of America 500 at Charlotte Motor Speedway.
15 of 21Bogdan Maran/AP
Montenegro goalkeeper Vukasin Poleksic punches away a loose ball during the World Cup Group H qualification match between England and Montenegro. England won 4-1 to maintain it's lead in Group H.
16 of 21Michael Steele/Getty Images
Riders climb over the dunes during the adult quad and sidecar race in the RHL Beach Motorcycle Race in Weston Super Mare, United Kingdom.
17 of 21Jed Jacobsohn/SI
San Francisco linebacker Patrick Willis stands up Arizona running back Rashard Mendenhall. The 49ers won 32-20, thanks in part to four turnovers by the Cardinals.
18 of 21Rafael Neddermeyer/Getty Images
Carolina Salgado of Brazil and Julia Grossner of Germany in action during day four of the FIVB Beach Volleyball Sao Paulo Grand Slam 2013.
19 of 21Nam Y. Huh/AP
New York Giants defenders gang up to tackle Chicago Bears return man Devin Hester. Hester and the Bears won 27-21, dropping the Giants to 0-6.
20 of 21Dilip Vishwanat/Getty Images
St. Louis Cardinals catcher Yadier Molina blocks the plate and tags out Los Angeles Dodgers second baseman Mark Ellis in the 10th inning of Game 1 of the NLCS. The Cardinals won in the 13th inning.
21 of 21Marianne Helm/Getty Images
Ryan Garbutt of the Dallas Stars collides with Jacob Trouba of the Winnipeg Jets in the third period of a 4-1 Stars win.
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