India COVID-19 cases mount to 13,387, death toll 437; RBI announces Rs 1 lakh cr liquidity lifeline, cuts reverse repo rate by 25 bps; Delhi private schools can only charge monthly tuition fee during lockdown; Maharashtra COVID-19 cases cross 3,000, Delhi at 1,600; All 6 metros among 170 districts marked as COVID-19 red zones; E-commerce firms allowed to resume services after April 20 and more...