and what a showcase it was. here they are, here they come. oh, my goodness. there is one on the side as well. mike stevens, bbc north west tonight, in chorley. the us has closed one of its border crossings with mexico after 12,000 migrants crossed into a texas city in the space of a week. officials in the city of del rio said they were finding it increasingly difficult to provide food for the rapidly growing number of undocumented arrivals, mostly from haiti, who now make up a third of the city�*s population. simonjones reports. a makeshift camp that has grown