New Delhi, Sept. 16 -- Delhi Police on Monday arrested 38-year-old Gaganpreet Makkad, who was behind the wheel when a BMW mowed down Navjot Singh, a 52-year-old deputy secretary with the Union finance ministry. She told police she took the victims to a hospital in GTB Nagar, 19km away from the accident spot, because it saved her son during Covid-19. P4...