Investors look at the stock price monitor at a private securities company Tuesday, Sept. 11, 2012, in Shanghai, China. Asian stock markets retreated Tuesday as investors sought safety a

 

              Investors look at the stock price monitor at a private securities company Tuesday, Sept. 11, 2012, in Shanghai, China. Asian stock markets retreated Tuesday as investors sought safety a
Investors look at the stock price monitor at a private securities company Tuesday, Sept. 11, 2012, in Shanghai, China. Asian stock markets retreated Tuesday as investors sought safety ahead of critical events this week that will test Europe's willingness to unite in order to deal with a major debt crisis. (AP Photo)