During normal operation, the emissions from a car's tailpipe should be invisible. But what if they're not? Should you be worried if you notice what looks like smoke? What should you do?

The device was later confirmed to be a smoke grenade. It was detonated after he was arrested. Police said the suspect received medical attention from Hardin County EMS and was taken to Baptist ...

A smoke grenade designed for rapid area coverage and concealment. Releases a dense, long-lasting cloud upon activation, obscuring visibility and providing strategic cover for maneuvers and retreats.

The turret is fully enclosed, with both an MK-19 40mm grenade machine gun and a .50-caliber machine gun, and a multi-salvo smoke grenade launcher. The ASV provides ballistic, blast and overhead ...