Food Safety Report: Walmart Supercenter, Southpoint Parkway, Fredericksburg, VA, USA 3 years ago • details 24 Comments Comment Suspected food poisoning. Symptoms: Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: The lettuce or frozen precooked chicken Onset: Less than 4 hours Duration: 12 to 24 hours… See more