Today in Pictures : September 13

See the best images from Sunday.

A competitor jumps head first into a mud pool as he takes part in the Mud Madness race at Foymore Lodge on September 13, in Portadown, Northern Ireland. Adrenaline junkies of all ages compete in the mud-soaked challenge as part of the McVitie's Jaffa Cakes Mud Madness event to help raise money in aid of Marie Curie Care and Support Services for those living with terminal illnesses. The world famous event has raised £140,000 over the past decade. Charles McQuillan / Getty Images Contributor

Sept. 13, 2015, 9:15 PM UTC / Updated Sept. 13, 2015, 9:15 PM UTC