State health officials are warning tainted pot was sold at 30 dispensaries in Nevada lst month. The Reno Gazette-Journal reports mold, yeast, and bacteria, was found in 20 raw cannabis products on store shelves after it failed independent lab tests. The products were sold at several dispensaries, including Rise in Carson City and Spanish Springs and Blum in Reno between October and January. State taxation officials say there are no known illnesses associated with the products.