Theresa May exuded a new confidence after her Donald Trump double-act catapulted her into the front rank of world leaders, writes GLEN OWEN As Theresa May’s motorcade swung through the White House gates on Friday morning, the low Washington winter sun briefly picked out her expression through the window of her official car: tense and lost in thought. Hours later, she boarded her private Prime Ministerial plane at Andrews Air Force base in triumph – exuding a new confidence after her double-act with Donald Trump catapulted her into the front rank of world leaders.