Trump emphasized in New Hampshire rally if Joe Biden is alive until his Presidential Inauguration, he will be out in 10 days.
His speech scene starts @1:30 on the following video.
youtube.com/watch?v=_ks1RALDAQM
This means Trump has the Plan B in case he looses his next election. His Plan B is to assassinate Joe Biden or kick him out from White House in 10 days (by Military coup).