disturbing new details about the mass killer in allen, texas. officials are probing possible ties to right wing extremist groups. also in texas, we are told that charges could be imminent after an suv slams into a group of people outside of a migrant shelter and several people were killed. w we are live outside of the scene. and images of death and destruction are all coming in live to cnn news central. we want to begin this hour in brownsville, texas, where the police are expected to give an update in the deadly crash involving several migrants. at least eight people are dead and several others are injured right now. a ton of questions right now this morning of why this happened. hopefully some answers will come in the next hour. this is what people, police say that we know so far. an suv plowed into a group of people outside of the homeless shelter and the horrifying moment was caught on surveillance camera, and the video is going to pause just before the moment of