Pike River Disaster. Includes Interview one of only 2 Survivors Methane Explosion
http://mineaccidents.com.au/mine-event/120/pike-river-nz-2010
This is a video that Mark Parcell had made a number of years ago.
The video contains an Interview with Daniel Rockhouse one of the 2 survivors of the Pike River Mine Disaster in New Zealand. 29 did not survive
Pike River Explosions and Survival – YouTube