COVID-19: Biggest single-day spike of over 95,000 cases, death toll crosses 75,000; Serum Institute halts COVID-19 vaccine trial after DGCI show-cause notice; Bombay HC adjourns hearing on Kangana Ranaut's plea till Sept 22; BMC sends notice to designer Manish Malhotra; Farmers protest against Centre’s agri ordinances, block NH-44 in Haryana; For the first time in 68 years, Centre not to pay full provident fund interest until December; and more