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now on bbc news, it s click. this week, we explore the attack tech behind the olympic games. . , . attack tech behind the olympic games. ., ., ., games. alastair looks at an elite swimming games. alastair looks at an elite swimming suit. - games. alastair looks at an elite swimming suit. we . games. alastair looks at an l elite swimming suit. we talk with an elite elite swimming suit. we talk with an elite mountain - elite swimming suit. we talk. with an elite mountain biker. it is better than just by it is better thanjust by itself it is better than ust by itself. , ., ., ., itself. and then it is lara who is doinu itself. and then it is lara who is doing - itself. and then it is lara who is doing - i itself. and then it is lara who is doing - i don t itself. and then it is lara who is doing - i don t know- itself. and then it is lara who is doing - i don t know what. | itself. and then it is lara who | is doing - i don t know what. i is doing i do ....
a third time. 1900, 192k, and now 202a. a century on, things have certainly changed and we re notjust talking about the outfits. every time there s an olympic games, it s a chance for notjust sport, but sport tech to take to the world stage. and we re always learning about new ways to monitor how exercise and sport affects the human body. and what s trialled here at elite level will almost certainly trickle down to the rest of us ordinaries at some point. so first, let s hit the pool where alasdair keene is checking out something very snug indeed. i knew it from a very young age that s where i want to be. the olympics is just amazing to go to as a whole, but obviously, it s taken me about four years to do so, so i m so happy to finally have made that progression. alasdair: getting to this point takes determination, lots of training, and the best technology. there s a piece of equipment that all swimmers have that s tightly regulated, and designers are constantly t ....
takes place. thank you very much forjoining me. welcome to our viewers on pbs in america and around the globe. let s start with the astrazeneca vaccine. the european medicines agency has been examining its safety after more than a dozen eu members suspended it this week over health concerns. and today, we heard its verdict. the committee has come to a clear scientific conclusion. this is a safe and effective vaccine. its benefits in protecting people from covid i9 with the associated risks of death and hospitalisation outweigh the possible risks. the committee also concluded that the vaccine is not associated with an increase in the overall risk of thromboembolic events or blood clots. that press conference took place in amsterdam, and our correspondent jean mackenzie was there. what they ve been saying all along stands, that they think this is a vaccine in which the benefits massively outweigh the risks. it was striking, they pointed out there how many people have died ....
welcome to world news america in the uk, on pbs and around the globe. we start tonight with the vexed issue of us china relations, and a key meeting between top american and chinese diplomats in alaska. the us secretary of state is meeting his chinese counterpart for the first time since president biden took office. tensions are high after four years of a trade war between president trump and bejing, and now there s mounting us disapproval of the chinese effort to supress democracy in hong kong. joining us now from anchorage is the bbc s state department correspondent barbara plett usher. barbara, it is a pretty snowy background there. is the us secretary of state hoping for any kind of a thought in us china relations? kind of a thought in us- china relations? kind of a thought in us- china relations? . . , ., ., relations? actually, laura, we were told not to relations? actually, laura, we were told not to make relations? actually, laura, we were told not to ma ....
we begin in france today, where a third national lockdown looms large, but the french government is insisting it s doing everything possible to avert more restrictions that could be devastating for the economy. a year ago to the day, president macron appeared on television confirming the closure of schools and the stay at home order that led to the country s first lockdown. officials say the paris region may be forced to lock down soon, as patients with new covid 19 variants fill up hospitals intensive care wards, with special medical planes taking patients from the paris area to less saturated regions over the weekend. france currently has a 6pm nationwide curfew in place with weekend lockdowns in two regions, but it is still seeing a rise in case numbers. joining me now is tomasz michalski, economics professor, hec paris. good to see you again. first, do you think a third nationwide lockdown is inevitable as macro unfortunately, the lockdown of some sorts might appea ....