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Mitch McConnell knows that he is not popular. But, he says, the only judgment that really matters is on election day. And of the people who have challenged him, he says, "so far, there have been nine losers."

Mitch McConnell says he never expected Donald Trump to become president. And during the campaign, he was openly critical of Trump's rhetoric. So how are these two very different men working together now? And how are they changing the country?

Mitch McConnell continues his rivalry with John McCain, and dramatically changes the role of money in American politics.

A lot of us don't pay much attention to money in politics. But Mitch McConnell does. And unlike most politicians, he speaks bluntly in favor of more political spending, not less. That stance led to a long battle with one Senator, who fought McConnell harder than just about anyone else.

Mitch McConnell has been described as "opaque," "drab," and even "dull." He is one of the least popular - and most polarizing - politicians in the country. So how did he win eight consecutive elections? And what does it tell us about how he operates?