NEW : President Hermosillo travels to Hermosillo to meet with health officials . NEW : Officials believe blaze did not start in center ; attorney general to investigate . NEW : 15 children remained hospitalized , 15 of them in critical condition . A severely burned 3-year-old girl arrived Saturday at the Sacramento hospital -- where pediatric burn treatment is a specialty -- and was in critical condition , according to Dr. Tina Palmieri , assistant chief of the burn unit . 15 child admitted to Sonora in Sacramento , Sacramento .
NEW : President Hermosillo travels to Hermosillo to meet with health officials . NEW : Officials believe blaze did not start in center ; attorney general to investigate . NEW : 15 children remained hospitalized , 15 of them in critical condition . 15 child admitted to Sonora in Sacramento , Sacramento .