Meanwhile, in Kansas City this year the numbers remain constant. This morning police & Mayor Q hope that more "visibility" for patrol cars will discourage dangerous behavior . KCPD says they will use the blue lights in high-crime area and the city's entertainment districts. KSHB: Kansas City, Missouri, police hope always-on blue lights on patrol cars increase visibilityKCPD Top Photo & Video Explanation . Blue lights will help our community know we are present."