CNN exclusive: Ryan's debate prep as meticulous as he is
Paul Ryan has a constant companion on the campaign trail -- a weighty burden he clearly can't live without.
It's an oversized, well-worn brown briefcase that holds about 40 pounds of paperwork that he's been studying nonstop to prepare for his debate with Vice President Joe Biden.
Ryan sat down for an exclusive interview with CNN to give some insight into how he is getting ready for his 90-minute face-off.
As he held the bulging briefcase in his lap, he told us that this is the way...