The San Ramon Valley Fire Protection District is responding to a vehicle accident on Summit Road in Mt. Diablo State Park.
The fire department dispatcher said she wasn't able to give out details but confirmed that CALSTAR, the California Shock Trauma Air Rescue, was called for assistance.
CALSTAR, as of 5:30 p.m., was on the ground according to the department's radio transmissions. Shortly after 5:30 p.m., CALSTAR was back in the air carrying one patient.
All other details of the story remain unknown.
Danville Patch is waiting for a call from the fire department with more information.
Stay tuned as we follow this story and if you have any information email Danville Patch editor Terry Parris Jr. at email@example.com.