This week's Martin column describes a $421,200 subcontract that a politically connected consultant, Gayle Holliday, received after the City of Kansas City, Missouri, reached an agreement with an Arizona company to install red-light cameras.Holliday, who is African-American, represents the lone "minority business enterprise" (MBE) that the camera company, American Traffic Solutions, says it intends to use in the course of executing its contract. Through July, Holliday had been paid a mere $8,5