...unless there is fog
An autobahn pileup is seen near Gronau, northern Germany Saturday, Nov. 19, 2011. Police say a 52-vehicle pileup on the highway in northwestern Germany has left three people dead and 35 injured. The accident happened Friday evening on the A31 autobahn near the town of Gronau, on Germany's border with the Netherlands. The weather was foggy at the time but it wasn't immediately clear what triggered the pileup. (AP Photo/dapd, Timur Emek)