U.S. President George W. Bush announces that Tony Snow (L) will serve as his new press secretary in the briefing room of the White House in Washington April 26, 2006. Snow, a Fox News Radio host, replaced Scott McClellan (R) who announced his resignation last week as part of a staff shake-up engineered by new White House Chief of Staff Josh Bolten aimed at reviving Bush's presidency. REUTERS/Kevin Lamarque