Photos: AMA Supercross

Jason Anderson, of Rio Rancho, NM, celebrates winning the 450SX Main Event of the Monster Energy AMA Supercross race at Angel Stadium in Anaheim, Calif., on Jan. 9, 2016

Riders in the 450SX heat 2 crash on the first turn during the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.

Eli Tomac, left, who took first in the heat, and Dean Wilson soar over a jump on his way to taking first place in the 450SX heat 1 of the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.

Chad Bettencourt, 5, of Tulare, Ca., wears a beanie helmet while watching riders being introduced at the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.

Trey Canard soars over a jump on his way to a first place finish in the 450SX heat 2 of the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.

Former 450cc class Monster Energy Supercross champion and AMA 450 Motocross Champion James Stewart, Jr. powers into a turn on his way to a third place finish in a qualifying round on Jan. 9.

Fans cheer during the rider introduction of the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.

2015 450cc class Monster Energy Supercross champion and AMA 450 Motocross Champion Ryan Dungey powers into a turn in the 450SX heat 2 of the race at Angel Stadium on Jan. 9.

Fireworks kick off the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.

James Stewart, Jr. powers into a turn on his way to a third place finish in the 450SX heat 2 qualifying round of the Monster Energy AMA Supercross race at Angel Stadium on Jan. 9.