Absolutely. Rosenstein signed one of the illegal FISA warrant renewals. He’s in it up to his neck. So he chose the Hillary-fixer from U1 days to do two jobs: attack Trump and his associates and destroy evidence of Deep State malfeasance.
The ‘malfeasance’ is far worse than merely DOJ. Congress has been a willing spectator, by their inaction complicit in fact, hoping something will remove the president who threatens their criminal wealth and power syndicate.