Bietigheim-Bissingen (dpa/lsw) - A man was seriously injured in a rear-end collision in Bietigheim-Bissingen (Ludwigsburg district). The 81-year-old drove into a car that was stopped at a traffic light without braking for an initially unknown reason, the police said on Saturday. Rescue workers took the man to a hospital on Friday afternoon. The 81-year-old driver of the other car was unharmed in the accident. The police estimate the property damage at around 18,000 euros.