Trump's under-siege aide cracks as political war breaks out over her access to the president: Natalie Harp, 35, caught in foul-mouthed explosion as insiders reveal the toll scrutiny is taking on the White House

Natalie Harp, a young aide to Donald Trump, was filmed in a "foul-mouthed explosion" while driving. Insiders revealed the toll scrutiny is taking on the White House.