(By DARLENE SUPERVILLE, Associated Press Writer) President Barack Obama is hearing from the chief executives of some of the country's biggest banks as he caps a week in which he rounded out his overall plan for stabilizing the financial system.The president was taking the temperature of the bank CEOs on Friday at the White House, the latest in a series of such meetings he has had with financial industry representatives and business executives since taking office amid the worst economic downturn since the Great Depression.