Abdul Sattar Edhi, (C), head of the charity Edhi Welfare Trust, sits on a wheelchair as he offers funeral prayers along with volunteers for the unclaimed heatwave victims in Karachi on June 26, 2015. Pakistani welfare volunteers on June 26 held a mass funeral for 50 victims of Karachi's worst heatwave in decades, whose bodies had gone unclaimed. More than 1,000 people have died as a result of days of scorching temperatures in southern Pakistan, with the sprawling metropolis Karachi the worst affected. AFP PHOTO / RIZWAN TABASSUM (Photo credit should read RIZWAN TABASSUM/AFP/Getty Images)
