This is the tantrum throwing spoiled toddler move. Leftards are angry that they will lose so they drag the vote count out.
Similar to holding their breath until they get their way. Kicking and screaming.
EXACTLY how I have been describing this to my wife...a bunch of little brats pitching a hissy fit because they aren't getting their way. This is going on everywhere, and I suspect several results have been stolen already.
Singapore has the solution...drop their pants in the town square, and cane the sh*t out of them.