Republican Presidential Candidate Ron Paul has been endorsed by an outspoken former CIA officer who once headed the Osama Bin Laden unit. Michael Scheuer pulled no punches in throwing his support behind and encouraging Iowans to vote for Rep. Paul. Scheuer was a 22-year veteran of the CIA who served as the chief of the Bin Laden unit from 1996 to 1999 and continued to work on counter-terrorism issues until he left the Agency in 2004 shortly after anonymously publishing a book entitled "Imperial Hubris: Why the West is Losing the War on Terror."  He continues to write extensively about U.S.