‘Doomsday’ killer murdered his family then fled to a secret bunker

Clutching his handheld camera as he walked through the remote Cascade foothills in Washington, Peter Keller looked up at the lens and said:  ‘I used to sit here and think, you know, this whole thing is crazy,’ 

Wearing a casual grey sweatshirt, the 41-year-old might have looked like a vlogger in the wild to any passer-bys.

‘The more I thought about it...