Rescue workers investigate the scene of a head-on accident near Nowe Miasto nad Pilica, 80 km (49 miles) south of Warsaw October 12, 2010. Eighteen people died in a head-on collision in central Poland Tuesday when a van carrying seasonal apple pickers veered into the opposite carriageway in heavy morning fog and hit a lorry. REUTERS/Peter Andrews (POLAND - Tags: DISASTER TRANSPORT IMAGES OF THE DAY)