Donald Trump is a threat to the Constitution, says former US defence secretary James Mattis June 3, 2020 By Our Foreign Staff Source: Donald Trump is a threat to the Constitution, says former US defence secretary James Mattis Category: structure:news/world-news, structure:news, topics:people/james-mattis, topics:things/racism, topics:organisations/black-lives-matter, topics:people/donald-trump, topics:people/george-floyd, storytype:standard Updated: June 3, 2020 at 10:41 pm ◀ New charges in George Floyd’s death: Derek Chauvin faces second-degree murder; 3 other officers charged – USA TODAY US defense chief on shaky ground with White House after breaking with Trump over protest response ▶