Dodd and Biden could ask Rockefeller if the names are the same or different, IF that's their concern. Rockefeller has seen them, as his GOP counterpart, as head of that Senate committee.. The timing and effort is pure politics and Dodd knows the WH won't release the memos to either Dodd or Biden. Neither can be trusted to not allow leaking to the press.
Correct wise one. Whatever is there, if at all detrimental to the Bush administration would be headlined in the New York Times the following morning.