What History Teaches Us About Trump's Lead in Polls

For now, Donald Trump continues to be the "Teflon Don" of the 2016 presidential race, with very early indicators showing his frontrunner status is still intact after the first GOP debate and his ensuing battle with Fox News host Megyn Kelly.

But just how much does it matter?

Early leads in presidential primary polls have been red herrings when it comes to predicting the long-term success of a campaign in recent elections.

Read entire article at NBC News