A significant salmonella outbreak has been linked to eggs sold across multiple states, including California, Illinois, Arizona, and Indiana, resulting in at least 79 reported illnesses and 21 hospitalizations. The CDC and FDA are investigating the outbreak, which has prompted the recall of approximately 1.7 million eggs. Health officials are urging consumers to check their refrigerators and dispose of any recalled products. The outbreak has affected a total of nine states, with warnings issued to customers nationwide regarding potential contamination.