Mr. Pitt, who served under President George W. Bush, oversaw a swift reopening of stock exchanges after 9/11 but was tarnished by later missteps.
Mr. Pitt, who served under President George W. Bush, oversaw a swift reopening of stock exchanges after 9/11 but was tarnished by later missteps.
Global markets edged higher as the prospect of the United States defaulting on its debt grows more remote.