In the late 1980s, he was caught up in the "Keating Five" scandal.

NPR: McCain Denounces 'Times' Story on Lobbyist Ties

Gore can turn the Buddhist Temple to his advantage, the same way McCain turned the Keating Five scandal to his -- and will!

CNN: Bill Press: Seducing the McCainiacs

Keller says that was especially striking for a lawmaker who was scalded years ago by his relatively minor role in the Keating Five scandal.

NPR: Is McCain's Reputation at Issue?

Obama's campaign retaliated with a 13-minute online "documentary" that detailed McCain's involvement with the so-called "Keating Five" and the savings and loan crisis of the 1980s.

CNN: Palin: Obama put 'ambition above country'

In the late '80s and early '90s, there were the Keating Five, five senators accused of helping Charles Keating, chairman of a collapsed savings and loan institution, avoid a searching investigation.

NPR: Abramoff Latest in String of Congressional Scandals