LONDON, ENGLAND - JULY 13: Boris Johnson waves as he leaves Downing Street after being appointed Foreign Secretary on July 13, 2016 in London, England. The UK's New Prime Minister Theresa May began appointing the key Ministerial positions in her cabinet shortly after taking up residence at Number 10 Downing Street. She has appointed Philip Hammond as Chancellor and George Osborne has resigned. (Photo by Jack Taylor/Getty Images)
