Kammala wannan jumla: Hannula an tsara shi a cikin
2002 NHL Entry Draft ta Minnesota Wild tare da zaɓin su na 9, zaɓi na 269. A lokacin aikinsa, ya buga wa kungiyoyin hockey daban-daban guda uku a yankin Stockholm: AIK Hockey, Djurgårdens IF da Hammarby IF. Ya kuma gwada wasa a Amurka don Houston Aeros a cikin American Hockey League a lokacin kakar 2003-04, yana da maki 27 a wasanni 67 na kakar wasa.