You're right. I should have included this part of his commentary also, because it makes that point clear:
Rush: "Instead of piling on Rumsfeld, why don't you and the Senate leadership get together and realize it's the Democrats in the Senate who are the enemy, and not Rumsfeld. That it's Al-Qaeda who is the enemy, and not Rumsfeld.
And just because McCain decides to fly off the cliff for personal reasons doesn't mean you have to follow him. ...."