Running legend Billy Mills, a tireless ambassador for the Olympic movement and one of the world's greatest motivational speakers, took time out of his busy schedule to offer his thoughts on the 2016 Summer Olympics bid.

And now, after months of anticipation, Mills is intrigued by what will happen on Friday, when the IOC will make this monumental decision in Copenhagen.

Tokyo, Chicago, Rio de Janeiro and Madrid are the finalists. Like many others, he considers it a down-to-the-wire race.