Up the antisideshow patrols in oakland. He said officers are reading the roads and know the signs. A congregation of people in cars. Getting out of their cars and getting their cars double parked you can see it evolving. Reporter there is the explosion. It will be screeching tires. Gunshots. Illegal closure of the street. Reporter there are at least 10 spots that are popular for sideshow activity. High on the list is the pit. For the Second Avenue and interstate 880. They will leave their cars in the street and they will walk up to the areas. You can see the rubber on the road. The lady of the lan makes it an ideal place for people to prevent the police from getting down here by blocking the roadways. Reporter this gas station. If we see that happening we will have our units go over there and let the people know give them a warning. A fair warning. Sideshow detail is out tonight. Reporter this intersection along macarthur boulevard. It is close to the high school. Reporter when one shu