Supercross riders race through mud at Oracle Park

Heavy rain and sloppy track conditions at Oracle Park in San Francisco for the Monster Energy AMA Supercross event on Jan. 13. Supercross riders faced heavy rain and muddy track conditions for the first time in over two weeks. Riders faced a wet and muddy finish at the Oracle Park event.

Heavy rain and sloppy track conditions at Oracle Park in San Francisco for the Monster Energy AMA Supercross event on Jan. 13. Supercross riders faced heavy rain and muddy track conditions for the first time in over two weeks. Riders faced a wet and muddy finish at the Oracle Park event.