Mumbai on Saturday reported 10 Covid-19 cases, the first time the addition to the tally touched double digits since January 13 this year, a civic official said. The infection count in the city stood at 11,55,318, while the death toll remained unchanged at 19,747, the Brihanmumbai Municipal Corporation official said.On Friday, Mumbai had reported four new COVID-19 cases, he pointed out.The addition to the tally on January 13 was 12, he said.