Crash shuts down Highway 4 in Discovery Bay

DISCOVERY BAY, Calif. (KGO) -- All lanes of Highway 4 have reopened after a car crash in Discovery Bay.

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At least two vehicles were involved in the crash, a sedan and a white van.

No information has been released about possible injuries.

The crash happened shortly before 4 p.m. and the backup on Hwy 4 was intense.

Stay with ABC7 News for updates on this developing story.