Donald Trump and Bernie Sanders: why outsiders are winning the US presidential race

By Nick O'Malley
Updated August 28 2015 - 7:13pm, first published 7:00pm
Donald Trump, perennially controversial real estate baron and Republican presidential front-runner.
Donald Trump, perennially controversial real estate baron and Republican presidential front-runner.
"It's my hair!" Donald Trump tries to prove he's the real deal at a press conference. Photo: YouTube
"It's my hair!" Donald Trump tries to prove he's the real deal at a press conference. Photo: YouTube
US Senator Bernie Sanders at a press conference in Las Vegas earlier this month. Photo: Las Vegas Sun/AP
US Senator Bernie Sanders at a press conference in Las Vegas earlier this month. Photo: Las Vegas Sun/AP

Sometime over the past couple of weeks as the summer heat in Washington, DC, began to dissipate, the tone of the place started to change.