Caleb Moore honored with tribute ceremony at X Games

Caleb crashed on Jan. 24, 2013, while attempting a backflip, his 450-pound sled rolling over him. He died a week later from internal injuries, the first

Colten Moore honored his brother Caleb, who died after a crash during the freestyle competition in last year's Winter X Games :: RJ Sangosti/Getty Images

Caleb crashed on Jan. 24, 2013, while attempting a backflip, his 450-pound sled rolling over him. He died a week later from internal injuries, the first fatality in X Games history.