Also, Muslims are willing to live amongst the general US populace. If Ted got his neighborhood patrols, terrorists could easily just scatter a bit into normal neighborhoods.
Not always. I saw a story about the Somali neighborhoods in Milwaukee. It seems they are congregating together and the man-on-the-street interviews revealed that they feel they should live under Sharia law, and not our Constitution. These are exactly the type of neighborhoods that should receive the police patrols and surveillance that Cruz is advocating.
Perhaps, but the old adage is true in so many communities in the States. Birds of a feather fly together. Usually, there are a great many communities, especially here in New York, where different groups live in the same neighborhood commonality being a priority.