Tonights focus will be the horrific shooting at the Umqua Community College in Roseburg, Oregon where at least 10 people will killed and many injured. Tune in .\r<br>\r<br>Jon addresses a shooting at the Emanuel African Methodist Episcopal Church in Charleston, S.C., that took the lives of nine parishioners. * Watch the latest full .\r<br>\r<br>The mass shooting at a college campus in Oregon that left eight students and a teacher dead has prompted an international debate about US gun-control laws.\r<br>\r<br>Following the Senates defeat of the Manchin-Toomey amendment, John Oliver tests the theory that government-mandated gun control doesnt work. Watch full .
