Hey fam,
I noticed a drill that I was familiar with at 12:50
http://www.youtube.com/watch?v=WiVDSzSW45s
Here's my understanding of the evolution's of the drill:
http://www.youtube.com/watch?v=FStBgOBXSts
http://www.sandiegofitnessmartialart...-quarter-drill
Does anyone else drill it? Any differences? Similarities?