Santa Ana hospital evacuated due to gas odor

Patients and employees at Western Medical Center in Santa Ana were evacuated Saturday because of a gas-like odor.

Firefighters said they were able to get everyone out of the building in about 20 minutes.

Patients were seen standing in the parking lot.

Some have since been allowed back to the emergency area of the hospital.

Firefighters said they were going floor by floor looking for the source of the smell.

DEVELOPING: Details will be provided as they become available.