Sen. Ted Cruz (R-Texas) officially decides to endorse Trump, CNBC's John Harwood reports.
CNBC's John Harwood looks at the polls in the leadup to Monday's presidential debate between Trump and Clinton.
CNBC's John Harwood reports the latest details surrounding Hillary Clinton's deleted emails, and the word that they will not be released until after the election.
CNBC's John Harwood provides a preview of Monday night's first president debate between Hillary Clinton and Donald Trump.
CNBC's John Harwood reports the details of democratic presidential candidate Hillary Clinton's new estate tax plan.
CNBC’s John Harwood on a developing story how a White House staffer’s email has apparently been hacked, including the First Lady's documents.
According to NBC News, a White House staffer email appears to have been hacked by DC Leaks, releasing First Lady and VP documents. CNBC's John Harwood reports.
CNBC's John Harwood reports the latest in the NBC/Wall Street Journal poll ahead of Monday's big presidential debate.
A look at the latest presidential poll results, with CNBC's John Harwood.
CNBC's John Harwood reports on new NBC/WSJ poll numbers showing Hillary Clinton's lead in the presidential race.