Johnson has thrown US ambassador under the bus, say top Tories
By Peter Walker, Patrick Wintour & Rajeev Syal
British ambassador to U.S. resigns after Trump criticism
By Josh Dawsey, Karla Adam & William Booth
Kim Darroch, UK ambassador to US, resigns after Trump cables leak
By Max Foster & Bianca Britton
Trump lashes out at 'foolish' May as crisis over ambassador grows
By Sabrina Siddiqui, Patrick Wintour & Rowena Mason