Ross single-handedly orchestrated a relentless fusillade against O'Donnell, issuing almost daily releases about her vulnerabilities as a candidate, including issues involving back taxes, campaign debt and misstatements about her professional and political accomplishments. He told the Associated Press ODonnell couldn't be elected dog catcher.
Read more:
http://www.politico.com/news/stories/0910/42279.html
He refused to step aside after her win and this is the head of the Delaware GOP.