Crews are warring a operation occurrence connected Willow Pass Road successful Concord, according to a 3:32 a.m. Monday tweet from the Contra Costa County Fire Protection District.
The station -- which included photos of what was described arsenic antiaircraft operations -- advised the nationalist to debar the area.
According to officials, the gathering was vacant and nary injuries person been reported.
Willow Pass Rd from I-680 into Concord is presently closed to traffic. Authorities inquire the nationalist to find alternate routes.
More accusation volition beryllium provided erstwhile it is made available.