The former running back is getting candid about the time he left the NFL mid-career.
He is also a spokesman for the 420 Games.
Jason Mercado was not pleased with Whitlock's column.
Jason Whitlock compares Cam to Ricky Williams.
Why Colts Traded Marshall Faulk
The Heisman winner is one of 27 players to eclipse 10,000 rushing yards, but he laments opportunities he might have lost.
The Heisman Trophy winner, who was suspended for using the drug while in the NFL, said it never hindered him.
The Longhorns running back set an ambitious goal before his senior season in Austin, and he delivered in spectacular fashion.
Ricky Williams Rips Johnny Manziel