NEWS.com.au | Barack Obama takes a subtle swipe at Donald Trump's travel ban NEWS.com.au BEFORE leaving office, Barack Obama warned he was willing to be vocal in retirement. Well, the former US president has already taken his first swipe at Donald Trump. Today Mr Obama released a statement responding to Mr Trump's controversial ... Barack Obama says Donald Trump's travel ban has put 'American values at stake' World decries Trump immigration ban, Turnbull declines criticism Trump deflects as backlash mounts over travel ban |