Photos from a muddy day in Belgium, where Marianne Vos won her first World Cup of the season, and Wout Van Aert won his third.

Wout Van Aert takes a convincing win in Zolder, claiming his third World Cup victory ahead of Laurens Sweeck and Kevin Pauwels.

Marianne Vos wins her second race of the Kerstperiode cyclocross races at the UCI World Cup in Zolder, Belgium.

The U.S. 17-18 champion scores his first runner-up finish in a World Cup event just days after winning in Namur

More photos from the World Cup stop at Zolder

Dan Seaton is on the scene as as Marianne Vos wins in Zolder and Sven Nys takes the World Cup lead

The Belgian champ pries open a small gap on a climb, then breaks away on a sandy decline to win in Zolder

The world champion goes from the gun while Compton fights back from a poor start and a number of crashes

Results from the Zolder round of the 2012-13 World Cup

Dan Seaton's photos from the men's race at the Zolder round of the 2010 UCI cyclocross World Cup.