was at home at the time. gilroy police confirmed the 3-year-old is a son of a san jose police officer. we have calls into gilroy police and a crew on the way to the scene. when we get more information, we will pass along the information. now, to our other developing story. it happened 30 seconds in the last race of the day. horses speeding down the track, when suddenly, a stumble and what would be a deadly fall. jockey jorge herrera, apparently trampled by a horse. injuries he would not recover from. cheryl hurd has the report from the fairgrounds. they ve been running on that track since 1858. reporter: it has a lot of history. this is the oldest in the united states. and it s very popular. but for one jockey tonight, it proves to be deadly. it was the last race of the day at the alameda county fair in pleasanton. here s video of the final seconds before the fall. you se the jockey, hoare hay herrera, on the white horse. it appears morito is clipped by another horse. and
we begin with claudine wong at the command center. reporter: good morning. we are at the command post, a few blocks from the fire center. you look behind me, see where firefighters and emergency crews are gathered this morning. this is considered a crime scene. this area on out. now that we have daylight we are getting a unique perspective of what this looks like. live above the view from our camera on our live truck it looks like we are having a little trouble getting the picture to you. we can see some smoke and some over the entire neighborhood where this is happening indicating this is not over yet. pictures are a huge improvement from the pictures we were looking at yesterday as the explosion raced through the area at 6:15, created inferno that destroyed the home. emergency crews are trying to account for everyone. more than 50 homes dried. 100 err acefected destroyed and 100 others affected. logistically they are trying to get hundreds of firefighters where they n