TAMPA BAY, Florida (WTSP) -- A subtle, but significant tweak to Florida's rules regarding traffic signals has allowed local cities and counties to shorten yellow light intervals, resulting in millions of dollars in additional red light camera fines. The 10 News Investigators discovered the Florida Department of Transportation (FDOT) quietly changed the state's policy on yellow intervals in 2011, reducing the minimum below federal recommendations. The rule change was followed by engineers, both from FDOT and local municipalities, collaborating to shorten the length of yellow lights at key intersections, specifically those with red light cameras (RLCs). While yellow light times...