them soon, sri lanka will face a medical catastrophe. and the cruise ship liners being challenged by residents of florida s idyllic key west over environmental harm and tourist overcrowding. ukraine s foreign minister says the city of mariupol doesn t exist any more after weeks of relentless bombardment by russian forces. dmytro kuleba said some ukrainian soldiers were continuing to hold out. but he said russia had chosen to raze the port to the ground. sean dilley reports. mariupol has not yet fallen, technically. ukrainian troops who had until recently defended the now occupied street are held up in the cities fast steelworks despite an ultimatum