Washington (CNN)-GOP Sen. John McCain is in need of a tech lesson. In an appearance on ABC's "This Week," the senator from Arizona said that iPads and iPhones are "built in the United States of America." But every techie knows that they are, in fact, built in China. McCain touted free trade agreements during the interview and voiced his agreement with President Obma that "innovation is the key to us being able to restore our economy." And though the designs for the iPad and iPhone are home grown in California, the actual manufacturing takes place overseas, in China. "I think...