Constitution, Article 4, Section 4:
"The United States shall guarantee to every State in this Union a Republican Form of Government, and shall protect each of them against Invasion"
"Infiltration, not invasion." – Q
SCOTUS will decide that the integrity of the election is in doubt, so there must be a recount, nationwide, and with federal agents supervising.
Trump will utilize National Guard/Marines in the process to make sure there is an honest re-count.
Any ballots found to be fake will be tossed out.
All ballots found to be legit will be inspected to make sure they were cast legally.
All legit and legal votes will be counted.
Let the chips fall where they may.