MUMBAI, June 2 -- Sixty days since the first Covid-19 case was detected, Worli Koliwada, which became the city's first containment zone, has been partially decontained and is now free of restrictions. Officials of the Brihanmumbai Municipal Corporation (BMC) said only parts of Worli Koliwada where there are active cases, which account for 25% of the area, have been sealed....