Overhead stability is a vital component of fitness for all CrossFit Athletes. Check out Tia Clair Toomey demonstrating what solid overhead stability looks like.
And here is one of the drills that she uses to build this overhead stability:
OVERHEAD STABILITY EXERCISE FROM TIA CLAIR TOOMEY
“I am working on my stability by challenging my rotator cuff muscles and scapulothoracic joints. Great exercise for injury prevention and strengthening. Give it a try.” Tia Clair Toomey