Durban — She was stuck in a snow-enveloped car for almost three days without food and water – and now Thandi Bhengu lives to tell her harrowing tale.Bhengu was travelling alone from Johannesburg, where she works, to her home in Pietermaritzburg when tragedy struck – she and scores of other motorists became trapped in the snow-lashed area near Montrose.The KwaZulu-Natal Office of the Premier said that two people had died from hypothermia – a deadly condition caused by a significant drop in body temperature.Recounting her near-death ordeal, Bhengu said: “I couldn’t breathe…