VIDEO: Bus passenger describes crash near Blythe

BLYTHE, Calif. (KABC) -- A passenger who was on a bus that crashed near Blythe, just west of the Arizona state line, is speaking out.

Four people were killed, and the 10 Freeway was closed for hours on Wednesday. The cause of the crash appears to be a big rig spilling its load of steel pipes in front of other vehicles.

Watch the report above from Eyewitness News.