LIVERMORE -- Emergency crews are on the scene of a three-vehicle crash on westbound Interstate 580, according to the California Highway Patrol.
Officers were called to the wreck involving two vehicles and a motorcycle at about 7:50 a.m., Officer James Evans said.
At least one person was injured, Evans said, but the extent of the person's injuries were not immediately known.
The crash had three lanes of traffic shut down just west of north Livermore Avenue until 8:20 a.m., Evans said.
Contact Natalie Neysa Alund at 510-293-2469. Follow her at Twitter.com/nataliealund.