u k uk and turkey are added to the list of countries that they cannot travel to. >>> green pass me up, baby. you want to go in to a restaurant or bar, or a ball game, maybe that is what is required. >> that is the thing, i think that it would be a game changer in terms of making people actually see, oh, something i want to do, i might actually want to get vaccinated. but i don't think that it would work here. is t this is a place where federal law only goes so far. states make up a vast majority of the rules. i don't see it happening. >> and vaccines soared when people realized had they needed one. >>> back to the olympics. host has always been a point of pride for people who live in the host city. not the case in tokyo. residents overwhelming oppose to the games. enormous stadiums will be vacant. fans will be kept away. this bird's eye view from tokyo. >> reporter: taking off, it really hits you. hosting the tokyo 2020 summer games is a massive logistical challenge. [ inaudible ] tokyo's $1.5 billion olympic stadium. we're flying over the center piece of tokyo 2020. almost 70,000 sea