He won the IBF Light Heavyweight title on August 28, 2009, and successfully defended it four times.
He began boxing when he was 17-years old, and compiled an amateur record of 46-8.
He won his first 24 professional fights, and was nearly nine years into his career when he first lost.
He grew up in Tallahassee, Florida, with his mother, Emma Smith.
His first career loss came at the hands of Bernard Hopkins.