There’s a video from Russia of a road rage incident where one of the drivers got shot in the neck with a flare gun and survived.  It happened after he got out of his car and approached the other driver.

His clothes also caught fire, and fortunately a woman came over to help put out the flames.  The flare gun driver left the scene, but he was eventually arrested. - Road rage driver shot in the neck by a flare gun

On the Warsaw highway, the traffic conflict ended in a shot with a sig..