A truck travels along Alberta Highway 22 as a winter storm rages near Cremona, Alta., Sunday, Jan. 9, 2011. The blast of winter covers nearly all of south and central Alberta and has closed roads and caused numerous accidents including one involving a Greyhound bus and three tractor trailer units near Strathmore, Alta. Cold temperatures and strong winds are predicted to last late ito next week.THE CANADIAN PRESS/Jeff McIntosh