Dow Climbs Near 13,000 at Open; Nasdaq Lags By: CNBC.com News December 05, 2012 at 09:39 AM EST The Dow and S&P 500 climbed at the open Wednesday ahead of some economic reports and following optimistic comments from China's new leader. Read More >> Related Stocks: Bank of America Best Buy Citigroup Facebook Freeport-McMoRan TravelersCompanies