U.S. President Barack Obama on Sunday defended the transparency of his signature healthcare law, after one of the White House's advisers on the reform said the law passed, in part, because of the "stupidity" of American voters.
One Republican leader on Sunday held open the possibility that his party could move to shut down the government in an attempt to stop President Barack Obama from taking executive action on immigration policy.
Islamic State militants have beheaded another American hostage, Peter Kassig, issuing a video claiming the killing on Sunday and warning the United States they would kill other U.S. citizens "on your streets."