That's this one. If you lost track somewhere.
Republicans have officially started the the campaign to amend the Constitution by repealing the 22nd Amendment - the one that confines the President to two terms. If the Republicans hold their current strength, or increase it, in the 2006 Congressional elections, expect this measure to pass allowing Bush to remain President...
Now, frankly, amending the constitution ain't that easy of a process. (There's this little thing called ratification that causes all the problems.) If it was easy, we'd have an ERA, for one thing.