In less than one week, top officials in the Obama administration have contradicted one another about the threat al Qaeda poses to the United States today. On Friday, Department of Homeland Security Secretary Jeh Johnson spoke at the Woodrow Wilson Center is Washington, D.C., where he credited President George W. Bush and President Barack Obama for putting the terrorist group “on the path to defeat.” “Through our government’s counterterrorism efforts in both the Bush and Obama administrations, we have put al Qaeda’s core leadership on the path to defeat,” Johnson said. On Tuesday, Director of National Intelligence James Clapper said,...