That red thing in between the trailer and the truck cabin ..... was a car. News report below:
A couple died earlier this week when a truck failed to noticed a line of cars stopped because of roadworks ahead.
Octavio Santos Cezario and his wife Isabel were killed instantly when their car was crushed by a truck that hit them from behind. Occupants in several other cars suffered minor injuries.
The truck driver admitted he had fallen asleep at the time of the impact.