Luis Carlos Santos holds a portrait of his son Carlos Alan, who died on the ABC day care center fire, during a demonstration in Hermosillo, Mexico, Saturday, July 4, 2009. People demanded the authorities results on the ongoing investigation of the recent fire where 48 children were killed. AP Photo logo AP Photo 4 months ago

Luis Carlos Santos holds a portrait of his son Carlos Alan, who died on the ABC day care center fire, during a demonstration in Hermosillo, Mexico, Saturday, July 4, 2009. People demanded the authorities results on the ongoing investigation of the recent fire where 48 children were killed.