Flashing traffic lights, downed trees and other traffic impediments are a nuisance and many factors determine how cities and police departments handle them -- or not.

Red and green traffic lights have been around since the 1800s, when British traffic officers used to rotate gas lamps that burned red and green to control the movement of mostly horse-drawn vehicles.

Question: My husband and I are wondering if it is true that emergency vehicles can change a light from red to green if they need to proceed through an intersection. Is this true, or is it just a myth ...

PUEBLO, Colo. (KOAA) — A viewer reached out to News5 with safety concerns about an intersection in Pueblo near Lake Minnequa Park. In the email, she asked why the Colorado Department of Transportation ...