Islamabad/Rawalpindi The Margalla Hills wore a magical white look on Thursday after receiving an unusual snowfall after a gap of four years. Earlier, the hills received two inches of snow in January 2012. The Margalla Hills, particularly Pir Sohawa, a major tourist spot, received snowfall for almost two hours, which attracted a large number of people from the twin cities of Rawalpindi and Islamabad to enjoy the chilly weather.  The snowfall, which prompted a cold wave to sweep the...