Not taking any issue with his performance, I just felt badly for him. No one else was sweating like that. His sideburns melted :)
I think cable news world with the perfect lighting and make-up on Ken and Barbie has given us all a false sense that appearance = credibility.
Rudy is a grizzled veteran of life with some amazing accomplishments. Yes, like all of us, he has lost a step or two, but he is still a sharp cookie.