We’re living a science fiction novel over here, people.
Countermeasures include: Scorpion https://www.youtube.com/watch?v=-4xgXghAPh4
vicious dog robot https://www.youtube.com/watch?v=um-Ohl-NTNc
What could go wrong
https://www.youtube.com/watch?v=TYsulVXpgYg