Duke may be laughing now, after Austin Rivers buried arch rival UNC with a last-second three the other night, but there was a time when things were different. The time we're referring to is a long time ago. It's a time when a skinny North Carolina kid told Mike Krzyzewski & Duke University to dangle, signed with the Tar Heels & went on to become the best basketball player ever. His name was Michael Jordan and here's the letter Krzyzewski sent him after he rejected Duke. Check it!