Science Advisor to the President War II by President Franklin Delano Roosevelt. Vannevar Bush chaired this office through Roosevelt's death in 1945, and continued under Roosevelt's successor Harry S. Truman until 1951. After the war, President Harry S. Truman replaced the OSRD with the Science Advisory Committee in 1951. The office was moved to the White House on November 21, 1957, by President Dwight D. Eisenhower to provide advice and recommendation in response to the Space Race started by the USSR's launch of the first artificial Earth satellite, Sputnik 1. President Richard M. Nixon eliminated the PSAC in 1973, rather than appointing a replacement for
Bin Ladin Determined To Strike in US a select group of senior officials. On August 6, 2001, the Central Intelligence Agency delivered a President's Daily Brief to President Bush, who was vacationing at his ranch in Crawford, Texas. President Bush did not appear to take particular interest in what he had been told, telling his CIA briefer: "All right. You've covered your ass, now." The existence of the memo was secret until it was leaked in 2002. "CBS Evening News" reported on the document on May 15. The PDB was declassified and approved for release to the 9/11 Commission on April 10, 2004, and reported in the