ZIMBABWE’S President Emmerson Mnangagwa has imposed a dusk to dawn curfew, banned inter-city travel and cut business hours with immediate effect in response to increasing coronavirus infections. The southern Africa nation, which has recorded more than 47,000 cases since the outbreak last year, has seen its 7-day average infection rate increasing five times to 727 compared to two weeks ago. Mnangagwa said businesses would now open between 8 a.m. and 3 p.m. while a curfew would start from 6:30 p.m. to 6 a.m. Companies would be required to only have 40% of their workforce, he said. The measures would be…