Obviously there is a list of items at the White House and all Federal buildings. It shouldn't be to hard to get all the items back the GOP are stealing.
Even if they tried to scrub items to help them cover the thefts, there are records the GOP don't have access too.
Since he was impeached for Insurrection, he can no longer give valid pardons to the Insurrectionists or anything related to siege and attempted coup.
Of course he will probably try. If the FBI are smart as I think they are, then they will wait until they get all the critical testimony before
they have the pardons invalidated.
The worst criminal in human history, undeniably.
Ain't no tweetin, in jail jammies!