The biased doping allegations against Chinese swimmers

① Iran's Supreme Leader has vowed to avenge the killing of Hamas political leader Ismail Haniyeh. How could Tehran carry out its revenge? (00:50)② Responding to a recent report by the New York Times, China’s anti-doping authority has defended two elite Chinese swimmers who tested positive for a banned substance in 2022. We look at the attempts by some US politicians and US media to hype up doping allegations against Chinese swimmers.(13:19)③ At the Paris Olympics, more than two-thirds of the live broadcast signals are facilitated by Chinese tech company Alibaba's cloud broadcasting services. Traditionally, satellite broadcasting was the main content distribution channel for broadcasters. We explore the secret behind this technological revolution. (24:58)④ How has a knife attack in Britain triggered violent far-right protests? (32:42)⑤ We talk to David Dzombak, Hamerschlag University Professor Emeritus at Carnegie Mellon, on climate challenges and green transition. (41:31)