One dead, five injured in Walnut Creek crash

One person died and five more were injured in a multi-vehicle collision possibly involving alcohol Thursday evening in Walnut Creek, police said.

Dispatchers started receiving 911 calls at 6:32 p.m. about a rollover collision on the South Broadway extension.

Police said the collision involved four vehicles and injuries ranged from minor to life-threatening.

Officers are still investigating and the road will be closed until possibly early Friday morning.