well...it's cites anonymous sources....but his actions seem to prove the allegations true IMO
https://www.nytimes.com/2017/09/25/us/politics/trump-nascar-nfl-protests.html
In private, the president and his top aides freely admit that he is engaged in a culture war on behalf of his white, working-class base, a New York billionaire waging war against “politically correct” coastal elites on behalf of his supporters in the South and in the Midwest. He believes the war was foisted upon him by former President Barack Obama and other Democrats — and he is determined to win, current and former aides said.