Food Safety Report: Walmart Supercenter, Sugar Hill Road, Marion, NC, USA 2 years ago • details 5 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Fever, Stomach Pain, Cramps, Chills, Headache Suspected source: Bagged salad with spring greens and spinach. Onset: 4 to 12 hours Duration: 12 to 24 hours Sick: Me