it first appeared on our tv screens in 2003, but since 2016 it has only been available online via bbc iplayer. a special episode of rupaul s drag race will form part of the launch night programming. the broadcating regulatory body ofcom says the relaunch will help the bbc reach younger viewers. later this week, beijing will become the first city ever to host both the summer and winter olympics. putting on one of the world s biggest sporting events in a country still committed to zero covid and with the omicron variant spreading has presented a massive logistical challenge. the solution has been to enforce enormous, strict, separation bubbles, as our china correspondent, stephen mcdonell, explains. in beijing, olympic athletes and the public are not allowed to mix. from arrival at the airport, visiting teams are in their own bubble.