in, they re brought to this facility. we ve shown you what it looks like inside, the pictures of some of those holding areas. what took place today was some of these pro-immigrant groups gathered outside, trying to get their message heard, trying to get their message to some of the people inside. that s when one of these transport buses then pulled out from where you see that white vehicle there and that s when this protest then spild on to the streets, demonstrators blocking the path of this bus. before we play more of this video, i want to make sure that we make very clear that we have reached out to federal authorities to find out exactly who was on that bus. i can tell you there were parents and children on that bus, but we don t know where they were coming from, if they had just been separated or just been reunited. set the children free. set the children free. set the children free. reporter: i did speak to mcallen s police chief, who had to respond out here when things
got a little tense. he did tell me there were no arrests that were made. some people had to be asked to get off the road at least. that bus did end up going in the other direction. we haven t seen any other transport buses make their way in or out here. we are trying to find out exactly who was aboard that bus and trying to find out where do reunification efforts stand. we remember that the president signed his executive order this week calling for these families to remain together even in the tension, but the question, what about the mothers and fathers who were separated from their children in the moments and in the weeks after zero tolerance was put in place here so that they can place so they can actually face the criminal charges for illegal entry. some members of congress have been visiting south texas today. we ve also spoken with other members who toured last weekend. tell us about today s visits and what you ve learned. reporter: they visited this very facility just a co