A father's tearful farewell to his 3-year-old son as Pakistan heatwave claims 150 lives

A father's tearful farewell to his 3-year-old son as Pakistan heatwave claims 150 lives The southern port city of Karachi saw temperatures reach as high as 45C (111F) on June 20, just short of an all-time high in the city of 47C in June 1979.