California health officials are warning not to drink another lot of raw milk from Fresno-based Raw Farm after it tested positive for bird flu virus. More testing of Raw Farm products is underway, the state said.

California health officials have issued a warning against drinking a second lot of raw milk due to the bird flu virus.

As contradictory and confusing bird flu test results come back from various county and state agencies, the state's agriculture department has instructed raw milk producer Raw Farm to withhold sales.