Traffic cameras have been watching drivers for decades, but they've mostly been dumb observers—catching speeders and ...

Urban mobility problems demand clarity. Intersections remain the most common sites for crashes, congestion, and violations.

Two years ago, St. Louis’ then mayor, Tishaura Jones, made a big push to bring red light cameras back to the city. The Board of Aldermen signed off on a plan. Current Mayor Cara Spencer also says ...