Americans need to have a national discussion about immigration issues, but first they have to refine their vocabulary on the topic, Sen. John McCain, R-Ariz., said Thursday in Scottsdale. “I’ve seen kind of an ugly side to this debate,” he told about 300 people at the Mayor and City Council Breakfast meeting. In particular, McCain is troubled by the use of the terms “illegal alien” and “amnesty.” “Illegal alien” suggests that the 11 million to 12 million border crossers in the United States came from another planet, he said. He prefers the term “illegal immigrant.” “These are human beings, who...