Michele Steele reports about Simone Biles' withdrawal from the final of the gymnastics team and the support she has received from former Olympians. (2:27).TOKYO -- Simone Biles resigned from Monday's final floor exercise, USA Gymnastics announced Sunday.She is still undecided about whether she will participate in Tuesday's balance beam final. Five years ago, she won bronze in the Brazilian event.Biles had previously chosen to skip the all-around final as well as vault and uneven bars.USAG tweeted that Simone had withdrawn from the floor event and would make a decision on beam this week. Simone, we are all behind you in any way.Biles qualified for all the individual events after qualifying last week. She was also the favourite to win many gold medals at the Games. After the vault event, Biles had to withdraw from Tuesday's team final.Later, she told media that she had "a little bit" of the twisties and no longer believed herself. Biles posted a series on Friday to her Instagram story, explaining that she still experiences the phenomenon in which gymnasts feel lost in the air. She also stated that her "mind" and her body were not in sync.In Monday's final on the floor, Jennifer Gadirova from Great Britain will replace Biles.Biles, who was also the Olympic champion in the all-around, floor, vault and vault, is widely regarded as the greatest gymnast of all times.