Simone Biles, the American gymnast, has added another near-impossible trick to her repertoire
The move involves a double-twisting double somersault dismount from the balance beam
The trick has been named after her and is now officially recognized by the sport's governing body
Biles already has two other moves named after her, one on the floor exercise and one on the vault
The new move is considered to be one of the most difficult ever performed by a female gymnast
Biles is widely regarded as one of the greatest gymnasts of all time
She has won a total of 30 Olympic and World Championship medals, including 19 golds