Terrorism expert Steven Emerson on the threat of Islamist terrorism. MSNBC’s Joe Scarborough says that Obama has checked out. The Wall Street Journal’s Jason Riley talks about black on black violence and Ferguson. Former Federal Prosecutor and Judge Stephen Larson on Governor Rick Perry’s indictment. Scholar Victor Davis Hanson weighs in on Obama’s handling of foreign affairs. Rick Santorum looks at the latest in Israel’s fight against Hamas.