Supercross Rewind - 2017 Round 2 - 450SX Main Event - San Diego, CA

Watch this 2017 Supercross Rewind from Round 2 in San Deigo, CA of the 450SX Main Event! #SupercrossLIVE #SXAtHome Monster Energy® AMA Supercross, an FIM World Championship, is the most competitive and highest-profile off-road motorcycle racing championship on the planet. Over 17 weeks between January through May and a million-dollar All-Star Race, Supercross attracts some of the largest and most impressive crowds inside the most recognizable and prestigious stadiums in North America to race in front of ne