Ask Trooper Steve: Why are police lights red and blue?

What do Different Colour Flashing Lights Mean on Vehicles?

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Ask Trooper Steve: What are the rules with amber and white lights on work trucks?

Ask Trooper Steve: What to do if police lights on but not flashing

Why are Red & Blue lights used in emergency? Ambulance & police me red & Blue light kyu use hoti he?

Ask Trooper Steve: Can emergency vehicles change traffic lights?

Good Question: When are police required to use their emergency lights?

Action News Investigates: Firefighters using illegal lights on cars

Victoria Police Red and Blue Flashing lights

Fake Cop? Sketchy guy in civilian car flashing blue lights. KY 918PFK - Not Fire Fighter

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SLCPD warns of driver impersonating officers with flashing red and blue lights

'Ask Evan': "Why are other state's police car lights blue?"

Ask Trooper Steve: Blue lights on vehicles

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