Photo - Officials investigate the scene of a multiple vehicle accident where 6 people were killed on the westbound Pomona Freeway in Diamond Bar, Calif. on Sunday morning, Feb. 9, 2013. Authorities say a wrong-way driver caused the pre-dawn crash that left six people dead.  (AP Photo/San Gabriel Valley Tribune,Watchara Phomicinda) MAGS OUT, NO SALES MANDATORY CREDIT