Major injury collision on Byron Highway

Both directions of Byron Highway in Contra Costa County are blocked this morning due to a major injury collision, according to the California Highway Patrol.

The collision on Byron Highway, just east of Bruns Road, was reported shortly after 5:20 a.m., according to the CHP.

A Sig-alert was issued at 6:07 a.m., according to the CHP.

Three helicopters landed at the scene of the collision, but the CHP has not reported how many people were injured or how many vehicles were involved in the collision.