NATO chief red-faced over Trump's 'daddy' nickname - 'sometimes daddy has to be angry' NATO Secretary General Mark Rutte was asked about his viral nickname for Donald Trump during a White House press conference, explaining it was a Dutch language problem NATO's Secretary General has clarified why he referred to Donald Trump as "daddy". Mark Rutte's moniker for the US president became a viral sensation following their joint appearance last June. And he was questioned about it today after a meeting with Trump at the White House on Wednesday. Rutte insisted it was a "language problem". He informed reporters: "In...