Trump dogged by insecurity over popular vote and media - aides

Donald Trump is dogged by insecurity over his loss of the popular vote in the US election and a persistent frustration that the legitimacy of his presidency is being challenged by Democrats and the media, aides and associates say.
The president’s fixation has been a drag on the momentum of his opening days in office, with his exaggerations about inauguration crowds and false assertions about illegal balloting intruding on advisers’ plans to launch his presidency with a flurry of actions on the economy.