Usain Bolt contending for SI's Sportsperson of the YearSports Illustrated's Richard O'Brien explains why Usain Bolt is a contender for the 2015 Sportsperson of the Year award.SI Staff|Share on FacebookShare on XAdd us as a preferred sourceSports Illustrated's Richard O'Brien explains why Usain Bolt is a contender for the 2015 Sportsperson of the Year award.Published Dec 4, 2015 | Modified Dec 4, 2015SI STAFFShare on FacebookShare on XHome/Olympics