Pedzisa mutsara unotevera: Douma-Hussar akaita kutanga kwake kwenyika yeCanada gore rakatevera pa2001 IAAF World Cross Country Championships, achiisa 69th munhangemutange pfupi. Akavandudza izvi pa2002 nhangemutange pfupi nekupedza 53rd nzvimbo. Mumwaka wa2002 we track akavandudza indoor mile yake yakanakisisa kusvika ku4:38.02 maminitsi kuti akunde paGator Invitational ipapo akaisa kunze kwakanakisisa ye4:37.55 maminitsi muFalmouth. Akagadzawo 1500 m yakanakisisa ye4:14.60 maminitsi kuGeorgia Tech Invitational. Akanga ari wechi37 pa
2003 World Cross Country uye akavandudza zvikuru nhangemutange yake yakanakisisa. Akanga ari wechitatu mumakiromita paNew Balance Games neBoston Indoor Games, achiisa zvakanakisisa zve4:35.94 maminitsi. Akakunda mamita 1500 paHarry Jerome Classic aine rekodhi nyowani yemaminetsi 4:08.09 uye akahwina zita renyika muchiitiko ichocho mwedzi wakatevera.