One person was killed when hit by a vehicle on the southbound San Diego (405) Freeway in Huntington Beach, prompting an overnight closure of the southbound freeway while an investigation was conducted, authorities said Friday.

The crash was reported about 10:35 p.m. Thursday near Beach Boulevard, according to the California Highway Patrol.

A witness told the CHP a vehicle hit a person at the location. The victim’s identity was not released.

The southbound freeway was closed while an investigation was conducted. All lanes were reopened by about 8 a.m., the CHP reported.