December 19, 2020, 9:38 AMDecember 19, 2020, 9:38 AM UPDATED: December 19, 2020, 9:38 AM Dal dweller designs first 'water ambulance', wins hearts December 19, 2020, 9:38 AMDecember 19, 2020, 9:38 AM UPDATED: December 19, 2020, 9:38 AM Camera/Edit: Khan Mudasir/GK