Customers load shopping carts with toilet paper and water at a Costco store in Carlsbad, California. | Sprinting shoppers, rationed mineral water and not a roll of toilet paper to be seen: panic-buying sparked by the new coronavirus soared in Los Angeles this week. Two days after California declared a statewide emergency, wholesale stores visited by AFP on Friday were unable to keep up with soaring demand for a range of staple items, as citizens prepare for the worst.