but all the presidential visitors have one thing in common a respect for a monarch who is now the world s longest serving head of state and who, for all her non political role, is able, in subtle ways, to underpin britain s reputation. nicholas witchell, bbc news. borisjohnson was spotted this morning going for an early morning swim. there appears running into the water, pretty bracing i would think. i haven t tried it myself. he went for a swim as well as a jog and later on he will have a news conference here at the summit. he will no doubt be asked more about whether he is going to delay lifting coronavirus restrictions in england onjune coronavirus restrictions in england on june 21 and coronavirus restrictions in england onjune 21 and also about that apparent spat with president macron