Souplantation looks for source of Calif. E. coli outbreak

LAKE FOREST Calif. Souplantation said it is "working around the clock" to pinpoint the source of an E. coli contamination that has sickened at least seven customers of the soup and salad chain's unit in the Foothill Ranch area here.

Three of the victims have been hospitalized, according to local press reports. All frequented the restaurant between March 23 and March 25.

The implicated restaurant has been allowed to remain open, and Souplantation