The Alberta government passed a law imposing a collective agreement on striking teachers in the province and forcing them back to work. It’s been three weeks since more than 750,000 students have been out of class. We speak with a teacher and a parent about what’s at stake for teachers and students across the province as they prepare to return to class this week. #alberta #canada #teacher »»» Subscribe to CBC News to watch more videos: http://bit.ly/1RreYWS For breaking news, video, audio and