rest - http://www.nfl.com/news/story/0ap300...retire-a-chiefRunning back Jamaal Charles has officially called it a career after 11 professional seasons.
Charles signed a one-day contract with the Kansas City Chiefs and retired, the team announced Wednesday.
The 32-year-old Charles entered the league in 2008 out of Texas as a third-round pick with the Chiefs and spent nine seasons in Kansas City from 2008 to 2016, becoming the team's all-time leading rusher with 7,260 yards, which included five 1,000-yard seasons.