She brought energy and voters to his campaign. But now it has become her fault that his campaign failed so miserably to a novice, unaccomplished (but articulate and clean according to Joe Biden) professional politician from Chicago.
https://people.com/politics/sarah-palin-not-invited-john-mccain-funeral/
https://people.com/politics/sarah-palin-not-invited-john-mccain-funeral/