Mumbai did not record any fresh cases of Covid-19 yesterday. According to the Brihanmumbai Municipal Corporation's (BMC) health bulletin, after almost two years and 10 months, Mumbai did not record any fresh cases of Covid-19.<br />''<br />''The  development has come at a time when there were anticipations of another outbreak owing to the sudden surge in cases in China. However, experts have warned citizens not to let their guard down.<br />''<br />''<br />