'The U.S. government enacted a landmark $700 billion bank bailout on Friday, but investors questioned whether it could contain a panic that began on Wall Street and spread to become a global financial crisis. The U.S. House of Representatives approved the rescue plan by a vote of 263-171 on Friday. That sent the measure to President George W. Bush, who quickly signed it into law, concluding two weeks of high-stakes haggling over the plan that had roiled and captivated global markets.'