Alsbach-Hähnlein (dpa/lhe) - A motorcyclist was seriously injured in an accident on Autobahn 5 near Alsbach-Hähnlein on the mountain road on Thursday. Police said he collided with two cars going north. Their drivers (55) and drivers (26) were unharmed. The Harley-Davidson driver had to be flown to a clinic in a rescue helicopter. The cause of the accident between the Zwingenberg and Seeheim-Jugenheim junctions was still unclear.