Rick Hanson on stabbing
Air Date: Apr 16, 2014 12:00 AM ET
Calgary Police Chief Rick Hanson talks about the aftermath of the worst mass murder in Calgary's history.
Top News Headlines
- 'They want to make it seem like the threat is ubiquitous': Barcelona attack echoes familiar ISIS pattern
- Solar eclipse myth-busting: Facts and fiction behind nature's stunning event
- Removal not the only way to deal with racist relics, historians say
- Too much standing is bad, study finds — it's time to move