Alleged porn star killer's violent past - cnn.com

Luka Magnotta, accused of murdering and dismembering an ex-lover, had a violent past.

Jane Valez-Mitchell, HLN interview with Sia Barbi, 6/4/2012



Watch video here: http://www.cnn.com/video/#/video/bestoftv/2012/06/04/exp-jvm-magnotta-animal.hln