"Teams that were down by one point at halftime were more likely to win than teams that were ahead by one point at halftime."

How many times has this happened?

Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!  Go CARDS!

http://www.freakonomics.com/2011/10/17/call-it-a-comeback-why-performance-increases-when-were-losing/