Woman stabbed to death at Massachusetts library

A Massachusetts man armed with a hunting knife stabbed a 22-year-old woman to death at a public library in an unprovoked attack, a prosecutor said. Colette Luke has more.

Save videos for later by signing up or logging in

With "My Queue" you can quickly save videos to watch later.

To add an item to your queue just click the sign next to the video.

Once you've added a video visit "My Queue" to start watching!