Xi Jinping on course for historic third term at zero-Covid Congress

Security has been stepped up around Beijing's Tiananmen Square, where on Sunday almost 2,300 delegates from every province in China will gather at the imposing Great Hall of the People.In a highly choreographed, mostly closed-door conclave, the participants will pick members of the party's around 200-member Central Committee, which in turn selects the 25-person Politburo and its all-powerful Standing Committee -- the country's highest leadership body.