Fire crews have resumed search and recovery operations. Oakland Fire Batallion Chief Robert Lipp says crews have cleared 85 percent of the "Ghost Ship" building with one corner still inaccessible because it is unstable. The founder of an Oakland artists' colony where dozens of people burned to death says he is sorry, but deflected blame for the blaze that gutted the warehouse that he now describes as a "mass grave." Derick Ion Almena, who leased and operated the warehouse full of artists where the fire erupted Friday, told the Today Show on Tuesday that he was 'Incredibly sorry.