University of Wyoming student Aili Wang was allegedly caught on surveillance footage poisoning a colleague's mug with acrylamide, a neurotoxin.
https://www.foxnews.com/us/chinese-national-accused-poisoning-cancer-researcher-laptops-seized-fleeing-us-cops
https://www.foxnews.com/us/chinese-national-accused-poisoning-cancer-researcher-laptops-seized-fleeing-us-cops