In the wake of one of the US's biggest financial setbacks, president Obama did nothing to calm investors down in advance of Monday's markets opening. After the S&P credit ratings downgrade on Friday, president Obama celebrated his 50th birthday party in Chicago. We had expected the nation’s leader to hold a press conference in an effort to calm investors and assure them that the US is safe and good investment. Or at least release a statement. There is a very real concern that come Monday, August 8th ,investors will drive the financial markets down. Assurances from the US president that...