A Transgender Teen commits suicide: Did the parents cause his death by their reaction to his/her coming out?

http://www.addictinginfo.org/2015/01/03/leelahs-mother-talks-to-cnn-daughters-internet-posts-show-moms-a-liar-and-a-bully/

The parents insist they were good parents but his internet footprint tells a different story.  Did their reaction cause his suicide?  They may well have.