Biles wins floor exercise for record-tying 4th Olympic gold
![Biles wins floor exercise for record-tying 4th Olympic gold](http://bloximages.chicago2.vip.townnews.com/bismarcktribune.com/content/tncms/assets/v3/editorial/6/0d/60df96bd-6e93-5813-bef9-f2168ee27f3f/57b366ce8782e.image.jpg?resize=300%2C208)
RIO DE JANEIRO (AP) — Simone Biles put the finishing touches on one of the greatest Olympics by a gymnast, capturing her fourth gold of the games with a showstopping performance in the floor exercise on Tuesday.