Faatumu le fuaiupu lenei: Na amataina e Morrisonn lana galuega i le hockey i le Vancouver Thunderbird Minor Hockey Association (VTMHA). Ina ua uma ona faamaonia o ia lava i le tulaga o le nuu, na tusia e le Kamloops Blazers o le WHL ma mulimuli ane tusia i le 1st taamilosaga, 19th atoa e le Boston Bruins i le
O le 2001 NHL Entry Draft. Na mulimuli ane fefaʻatauaʻi atu o ia i le Capitals ia Mati 3, 2004 i le fefaʻatauaiga na auina atu ai Sergei Gonchar i le Bruins.