Clinton unveils gun control plan during Monday campaign stop

U.S. Democratic presidential candidate Hillary Clinton said on Monday that, if elected, she would use the power of her office to curb gun violence if necessary. Clinton spoke forcefully in favor of new gun control measures after a gunman killed nine people and wounded another nine last week on the campus of Umpqua Community College in Roseburg, Oregon. "How many people have to die before we actually act, before we come together as a nation?" Clinton asked at a community college in Manchester, Ne