Tags: National Football League Season.
The 2011 Kansas City Chiefs season was the franchise’s 42nd season in the National Football League the 52nd overall and the third under the head coach/general manager tandem of Todd Haley and Scott Pioli. The Chiefs failed to improve on their 10–6 record in 2010.On July 25 the NFLPA and the NFL owners agreed on a new collective bargaining agreement. The Chiefs training camp began on July 29 in St. Joseph MO.