protesters blocking three buses carrying undocumented families heading for an immigration processing facility forcing the bus to back off. stephan stephanie is there. what happened there today and the buses filled with these people, where are they now? >> reporter: right, john. an interesting scene to watch play out here. early in the morning there were protesters lined up on the street outside of this facility, which is usually held here to house people who are smugglers or caught on the nearby interstate but they changed it over to process these 140 undocumented people flown here to san diego. these protesters lined the streets with signs saying no illegals, send them back, i'm peach obama, all these signs. when the three buses with these my grants were approaching the facili facility, they crowded in the street and it became a heated