Sen. John McCain (R., Ariz.) called the Arizona bill a “good tool” for law enforcement, but also said that he is not sure “whether all of it is legal or not.”

Similarly, Tom Tancredo, the former Republican congressman from Colorado, said that while he would support a similar measure in his home state, the Arizona measure leaves room for potential abuse:

Said Tancredo: “I do not want people here, there in Arizona, pulled over because you look like should be pulled over.”