very good newsy thursday morning for you. i'm jim sciutto. the. >> i'm poppy harlow. at any moment british prime minister boris johnson will greet president biden and the first lady today marking the president's debut on the world stage. the two leaders will then hold a bilateral meeting where they're expected to focus discussions on u.s.-uk relations. this as the president aims to strengthen relations and re-estabilsh our role and democracies role in the world. >> this week's g-7 summit sets the stage for an even more crucial meeting next when biden goes toe to toe, face-to-face with russian president putin. that will be in geneva. our team all over the uk, following president biden's international debut. let's begin with cnn chief national affairs correspondent jeff zeleny traveling with the