Unless Joe is dead he will be the dem candidate
That could happen at any time from purely natural causes which the powers-that-be cannot control. There are lots of scrambling and screaming behind-the-scenes about contingency plans for this possibility.
Why else would we have ever heard one thing unfavorable from the MSM about Hunter Biden or any other family member.
The cabal has not quite settled on the succession planning and different factions leak information they believe will help them direct the outcome in their favor.