Kammala wannan jumla: Charles Florence Torpey ne ya horar da Coogan a Jami'ar Maryland, wanda ya jagoranci kungiyoyin maza da mata masu gudu a Jami'ar La Salle har zuwa mutuwarsa. Yayin da yake kwaleji, Coogan ya ƙware a cikin tseren tsere. Coogan shi ne ɗan asalin Massachusetts na farko da ya gudu mil a ƙasa da minti huɗu. A cikin Maris 1995, a Wasannin Pan-American (Mar del Plata, Argentina), Coogan ya sami lambar azurfa a Marathon, a cikin lokaci na 2: 15:21. Ya gudu da
Marathon a Wasannin Olympics na 1996 a Atlanta, sanya 41st tare da lokacin 2: 20:27, bayan sanya na biyu a Marathon na Wasannin Wasannin Wasannin Wasannin Wasannin Amurka tare da lokacin 2: 13: 05 (mafi kyawun rayuwarsa). Ya kuma kasance na uku a gasar Marathon na Wasannin Olympic na 2000 na Amurka tare da lokacin 2:17:04, amma bai yi gasa a Wasannin Olympics na Sydney na 2000 ba saboda bai cimma daidaitattun wasannin Olympics na "A" ba. Ya yi ritaya daga gasar tsere a shekara ta 2004.