Biden administration launches a legal challenge to Texas abortion law

US government opposes a new law banning abortion from the moment a heartbeat is detected, usually from around six weeks. Also on the programme, is the first pill to treat covid patients about to come onto the market? And we take a look at the energy crisis affecting China at the start of Golden Week, one of its biggest national holidays. (Picture: An anti-abortion sign near Austin, Texas. Credit: Reuters / Hockstein)