Covid update: China’s vaccine progress; London on watchlist; singer SPB dies

From vaccine's progress in China to London getting under watchlist, here are the top updates on the coronavirus pandemic. Legendary singer SP Balasubrahmanyam dies after he tested positive for Covid-19 in August. PM Modi condoled the singer's death and said the “cultural world is a lot poorer” now. Meanwhile, the Election Commission of India announced dates for assembly polls in Bihar. Polls to be held in three phases amid coronavirus. Also, China's Clover has been labeled as safe in animal testing. Watch the full video for more details on the pandemic.