Rand Paul,the son of libertarian presidential candidate Ron Paul, issues this warning in his victory speech.

VOA: standard.2010.05.19

Senator McCain,who competed for the White House against then-candidate Obama last year, also harshly criticized the way the Obama administration announced this major policy change.

VOA: standard.2009.09.24

Former Massachusetts Governor and presidential candidate Mitt Romney spoke on ABC's This Week program.

VOA: standard.2009.06.14

"Obama as a presidential candidate was big news in Africa,and I decided that since we have a commitment in this library to collecting all kinds of information materials produced in Africa, we should immediately begin to collect materials about Obama, about how Africans responded to the Obama candidacy."

VOA: standard.2010.07.10