Did police use correct tactics to get Dorner?

POSTED: 05:33 PM PST Feb 14, 2013    UPDATED: 05:38 PM PST Feb 14, 2013 

There are questions tonight about the cabin fire that happened at the end of the Dorner stand-off. What ignited the fire? Was the cause tear gas canisters  commonly called "burners" that were fired inside? Did authorities want the cabin to burn?