Discription of Events: Black Mercedes Benz, Black Male. License plate DV7YHY - Waving a loaded gun out the window at a black jeep. The Mercedes was In the left lane on a two way highway before exit 412/413. Semi on the right side. The Mercedes slammed on it's brakes and played chicken. A black jeep FHL2007 took the shoulder and went around the Mercedes to avoid hitting it. The Mercedes sped up and went around the jeep again and slammed on the brakes almost causing a wreck. Jeep went Into the right lane and went around. The black Mercedes, black male. Dug out a gun and loaded it and stuck the gun out the driver side window waiving it in the air. The top part of the pistol was silver and the clip and handle was black. The jeep sped off and the Mercedes chased the jeep.