Nice little article regarding Russian vs American swings.
I think it's relevant here as (well I believe anyway) Crossfit is the reason for the American swing.
http://breakingmuscle.com/kettlebells/rationalizing-the-swing-why-the-american-swing-is-wrong
I think it's relevant here as (well I believe anyway) Crossfit is the reason for the American swing.
http://breakingmuscle.com/kettlebells/rationalizing-the-swing-why-the-american-swing-is-wrong