Washington - Donald Trump is talking about polls again.

The Republican presidential nominee had recently avoided the subject, given that many preference polls showed him in a close race with Hillary Clinton.

But on Monday, Trump cited polls following the Republican National Convention that show “the biggest bounce that anyone can remember.”

Yet while all preference polls taken months before the November vote should come with a grain of salt, those published around the conventions are often especially volatile. They require a shaker.... Read More: VIN