Worcester residents may notice there's now something different on top of police cruisers in the city: Steady blue lights instead of flashing ones. The Worcester Police Department on Sunday started a ...

KANSAS CITY, Mo. (KCTV) - Starting Tuesday, Kansas City Missouri Police Department officers will patrol while using blue lights. Earlier this year, City Council and Mayor Quinton Lucas voted on a ...

Those blue lights above traffic signals aren’t decorative. Here’s what they’re for and why more cities are installing them. Blue confirmation lights help police spot and enforce red-light violations ...

Across the United States, drivers are looking up at intersections and noticing a new, unfamiliar glow: small blue lights perched near traditional red, yellow and green signals. They are not decorative ...