here's an interesting article about it . . . they mention that the producers looked for a long time for a body double who could execute a 3A but were eventually told that it was impossible.
aren't there some girls who can do 3A?
http://www.avclub.com/i-tonya-star-margot-robbie-thought-tonya-harding-was-a-1802932727
aren't there some girls who can do 3A?
http://www.avclub.com/i-tonya-star-margot-robbie-thought-tonya-harding-was-a-1802932727