Katie Grimes will compete in Swimming in the 800m freestyle having won 2nd place behind phenom Katie Ledecky at the Olympic trials last month.
Phillip Dutton will compete in Eventing - an equestrian event comprised of three disciplines - dressage, cross-country, and show jumping. This is Dutton's 7th Olympics (his 4th representing Team USA, in his first three he represented Team Australia).
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