[Nyah]

That evening, Doug and (his wife) Susan got some text messages from Matt that were really disjointed, really confusing and they caused them to think, 'Oh, my goodness, he's going to commit suicide.' They were really worried, so Doug went looking for him and was worried sick that he was going to find him dead. Susan called in a concern to the police - an alert. And then they got the terrible news that this had happened," says the officer, who spoke only on the condition that he not be identified

Sounds like he was definitely having some mental issues at the time.

http://www.calgaryherald.com/news/cr...684/story.html