The ntsb arrived today and they will try to determine how this fire started. Investigators plan to interview the survivors to learn more about what may have sparked the blaze. Meantime Officials Say they will use rapid dna analysis to try to identify the victims. You will remember, that was the same analysis used to identify victims of the wildfire that devastated the town of paradise last year. Five members of one family are among those on the dive trip. A relative says the family was from stockton. Susanna rojas posted on social media that her three daughters, their father, and their stepmother were all on board conception when it caught fire before dawn yesterday morning. They were outstanding citizens, they are just beautiful, special, they did everything, i evan was on with her father, her sisters nicole and angela, and their stepmother. Evan, her father and stepmother all worked as rses at Joseph Medical Center in stockton, angela was a middle School Teacher in stockton and nicol