An Antioch man has been fined $300 for emitting black smoke -- known as “rolling coal” -- from his pickup truck at protesters ...

Yahoo Racing is powered by Motorsport Network, providing expert reporting, analysis, and insider access across the world’s top racing series. It's called "rolling coal"--and drivers of hybrid and ...

Besides breaking news, rounding up cultural events and informing our audience of all things Colorado, we – the intrepid crew of reporters here in the newsroom of Colorado Public Radio – also like to ...

"Rolling coal" started as a form of anti-environmentalism, and is when a vehicle's engine emits large amounts of exhaust into the air You can lawfully protest on public property without a permit as ...

Jason Mendelson was driving his Toyota Prius in the right lane of Interstate 64 near Richmond, Virginia, when a white pickup truck with two protruding smokestacks cut into the lane ahead. After a few ...