The snow fell hard and the wipers on Henry's car could barely keep up.Merging onto the main road from the off-ramp, Henry drove right through the yield sign but luckily for him, there were no cars in the lane.Up ahead, he could see the glow of red lights piercing through the blizzard.A stoplight.He pressed his foot against the break peddle and his car slid on the ice and snow.Henry gripped the wheel and his heart raced while he tried to gain control of his vehicle.Suddenly, two red ...