http://www.youtube.com/watch?v=8xW_-bSxTyI
Apparently she pulled a knife on the police officer. Looks like kotegaeshi to me. Excessive force much?
Pretty easy to apply technique to someone with a cane. Good technique regardless though I suppose?
The standard "kotegaeshi"/outward wrist twist is pretty standard across a variety of arts, which is why I didn't think this necessarily warranted an Aikido-specific topic in on of the other forums.