Pedzisa mutsara unotevera: Umphrey akakwikwidza mumitambo yokurovedza muviri yekoreji paUCLA, kwaakanga ari All-American uye kaviri kaputeni wechikwata. Akanga ari nhengo yechikwata chenyika yeU.S. kubva muna 1989 kusvika muna 1997, achikwikwidza paWorld Artistic Gymnastics Championships muna 1991,
1994, uye 1996. Mugumisiro wake wakaisvonaka wakanga uri kupedza nzvimbo yechina pabhawa rakatwasuka muna 1994. Akakundawo menduru yegoridhe yechikwata chese-kumativi ese pa1995 Pan American Games.