It's a tough way to learn about depth perception in the dark.
The man ran through the ramp, out a door and onto a Interstate 394 off-ramp. He ran about 100 yards down the ramp and jumped a cyclone fence. Then he leaped over a concrete barrier and fell several stories to a parking lot below. Police believe the man was trying to escape and misjudged the distance to the ground, police Sgt. William Palmer said