this risks escalating in a way that is really quite terrifying. this is the largest concentration of troops on the european continent in 70 years. the united states orders non—essential staff to leave the us embassy in kyiv. the us and french presidents are speaking to vladimir putin in an attempt to de—escalate tensions. borisjohnson receives a legal questionnaire from police investigating lockdown parties at downing street and whitehall. french police have fired tear gas on demonstrators protesting against covid restrictions in the capital, paris. doctors say thousands more lives could be saved by paying attention to earlier symptoms of heart attacks — a new campaign to spot the signs is launched by nhs england. an emotional trip home for chagos islanders — exiled by britain 50 years ago — their return highlighting the territorial dispute