NIOSH has recently posted the investigation reports into 4 firefighter LODD incidents. The reports and the links to them are attached.

Tennessee—Chief Killed and 2 FF injured by building collapse http://www.cdc.gov/niosh/fire/reports/face200437.html

California—Helitack Firefighter killed during wildland fire http://www.cdc.gov/niosh/fire/reports/face200440.html

Pittsburgh Penn—Church Collapse
http://www.cdc.gov/niosh/fire/reports/face200417.html

Michigan—Captain Dies After Running Out of Air During Structure Fire http://www.cdc.gov/niosh/fire/reports/face200505.html