Umpqua Community College shooting
What might have triggered the gunman?
President Obama greeted by protests in Oregon
Survivor's mother: Shooter made my son watch
Brady Campaign calls for Oregon sheriff to resign
Victim's mother: Oregon gunman spared my son's life
Pastor: Daughter pretended to be dead to escape gunman
Oregon shooting victim: Gunman 'wanted to do it for fun'
Shooting victim: Gunman 'seemed happy,' not nervous
John Oliver slams candidates' shooting responses
Oregon shooter's father: Gun laws have to change