99.3 percent out of a hundred is about as close to certainty as you can possibly get. That was the win probability percentage that Pro-Football-Reference.com projected for the Green Bay Packers during the fourth quarter of the 2014 NFC Championship against the Seattle Seahawks. Leading by two scores with less than five minutes remaining, Green Bay certainly looked like they were heading to the Super Bowl. The thing about football though, is that nothing is ever guaranteed until the clock hits triple zeros.