Jennifer Rubin: Three men unfit to eulogize McCain

I can think of only one living American politician who can compare to Sen. John McCain, R-Ariz., in physical and moral courage, in international stature, and in length of career and breadth of accomplishments: President George H.W. Bush, who was shot down as a young pilot in World War II, who went to serve in Congress, the CIA, the vice presidency and the presidency and, like McCain, represents time-honored virtues. Aside from him, everyone else is going to come up short. That said, there are pe