Food Safety Report: Chipotle Mexican Grill, Cumberland Avenue, Knoxville, TN, USA 2 years ago • details 171 Comments Comment Suspected food poisoning. Symptoms: Diarrhea, Nausea, Vomiting, Stomach Pain, Cramps Suspected source: Pico de Gallo or Black Beans here Onset: 4 to 12 hours Duration: Less than 4 hours