By George Slaughter Cinco Ranch High School football coach Don Clayton Monday announced his intention to retire this spring following 20 years at the school. Clayton started the program when the school opened in 1999. He’s enjoyed success there, leading the Cougars to a 141-78 record. He also served as head coach at Livingston High School, in East Texas, between stints on the Katy High School coaching staff of Mike Johnston, who preceded current coach Gary […]