In this dash cam clip, a car driver drives dangerously to punish a truck driver with a brake check.
In the dash cam footage captured on a Canadian highway, a car driver appears to become angry after a semi truck signals and then moves into the left lane in front of him.
The angry motorist zips back into the right lane and onto the shoulder, cutting into dense traffic to deliver a brake check to the truck driver.
You can check out the video clip below.