Hundreds of officials who worked for former Republican President George W. Bush are set to endorse Democratic White House hopeful Joe Biden, people involved in the effort said, the latest Republican-led group coming out to oppose the re-election of Donald Trump. The officials, who include Cabinet secretaries and other senior people in the Bush administration, have formed a political action committee - 43 Alumni for Biden - to support the former vice president in his Nov. 3 race, three organizers of the group told Reuters. Bush was the country's 43rd president.