Diane Denish takes over . Bill Richardson is New Mexico 's governor , former U.N. ambassador . He was a Democrat until he switched to the Republican party in 2004 and has been there ever since. He was a rival of Barack Obama 's during the Democratic primaries .
Bill Richardson is New Mexico 's governor , former U.N. ambassador . He was a Democrat until he switched to the Republican party in 2004 and has been there ever since. He was a rival of Barack Obama 's during the Democratic primaries .