PARIS, France — Fencing is one of just a handful of sports that has been at every iteration of the modern Olympics, but despite its Olympic longevity, fans might need a refresher on the rules.

PARIS, France — Fencing is one of just a handful of sports that has been at every iteration of the modern Olympics, but despite its Olympic longevity, fans might need a refresher on the rules.

Fencing equipment at the Olympics Quite a bit goes into fencing uniforms to keep the athletes safe.

Fencing equipment at the Olympics Quite a bit goes into fencing uniforms to keep the athletes safe.

Fencing equipment at the Olympics Quite a bit goes into fencing uniforms to keep the athletes safe.

Fencing equipment at the Olympics Quite a bit goes into fencing uniforms to keep the athletes safe.

PARIS, France — Fencing is one of just a handful of sports that has been at every iteration of the modern Olympics, but despite its Olympic longevity, fans might need a refresher on the rules.

Fencing equipment at the Olympics Quite a bit goes into fencing uniforms to keep the athletes safe.

Fencing equipment at the Olympics Quite a bit goes into fencing uniforms to keep the athletes safe.