By CBSLA Staff

FULLERTON (CBSLA) – A pedestrian was struck and killed on the 57 Freeway in Fullerton early Monday morning, backing up traffic for miles.

Aug. 23, 2021. (CBSLA)

The collision occurred just after 5 a.m. on the southbound 57 Freeway, just north of the Imperial Highway.

The victim was not immediately identified. The circumstances of the collision were unclear.

A Sig Alert was issued and all southbound lanes were shut down for several hours. They were fully reopened by 9 a.m.