<p>Donald Trump tore into radio host Hugh Hewitt as a "third-rate radio announcer" on Friday after the Republican presidential candidate struggled to answer a question about the leaders of major terrorist groups the <a href="http://www.politico.com/story/2015/09/trump-terror-hewitt-213333">previous day</a>.</p><p>Responding to a question about his views on the Iran deal and the country's elite Quds Force from The Washington Post's David Ignatius on MSNBC's "Morning Joe," Trump took the opportunity to clean up his answer from Hewitt's interview and to also take a shot at the California-based radio personality who will, incidentally, be asking questions at the next GOP debate on Sept.