2014/06/11 Headlines: Cantor Loses GOP Primary in Historic Upset; Graham Wins South Carolina Primary; Student, Gunman Dead in Oregon High School Shooting; Obama: Congress "Should Be Ashamed" of Inaction on Gun Control; 500,000 Flee After Al-Qaeda Militants Seize Mosul; U.S.: Iraqi Gov't Should Address "Unresolved Issues"; House GOP Opens Probe of Taliban Prisoner Swap; Panel Bans Money for Gitmo Transfers; Pentagon: Despite Improvement, Bergdahl Mentally Unprepared for U.S. Return; California Court Strikes Down Teacher Tenure Laws; U.S. Border Agency Ousts Internal Affairs Head Following Lax Oversight of Shootings, Abuse Claims