An other prominent former Republican endorsed Barack Obama. Former Reagan chief of staff (1988-1989) Kenneth M. Duberstein endorsed Barack Obama on CNN.
During President Reagan's two terms in office, Duberstein also served in the White House as Deputy Chief of Staff (1987), as well as both the Assistant and the Deputy Assistant to the President for Legislative Affairs (1981-83). His earlier government service included Deputy Under Secretary of Labor during the Ford Administration and Director of Congressional and Intergovernmental Affairs at the U.S. General Services Administration. He began his public service on Capitol Hill as an assistant to Senator Jacob K. Javits.
CNN announces on their website he told their reporter Fareed Zakaria he intends to vote for the Democratic candidate this Tuesday.
Duberstein said he was influenced by Colin Powell in making his decision. He said Colin Powell's decision is in fact
"the good housekeeping seal of approval on Barack Obama".
Powell served as national security advisor to Reagan during Duberstein's tenure as chief of staff.