Authorities say the 18-year-old gunman who killed 21 people at a Texas elementary school was in the building for over an hour before he was killed by law enforcement officers.
Authorities say the 18-year-old gunman who killed 21 people at a Texas elementary school was in the building for over an hour before he was killed by law enforcement officers.
Authorities say the 18-year-old gunman who killed 21 people at a Texas elementary school was in the building for over an hour before he was killed by law enforcement officers.
Authorities say the 18-year-old gunman who killed 21 people at a Texas elementary school was in the building for over an hour before he was killed by law enforcement officers.
Authorities say the 18-year-old gunman who killed 21 people at a Texas elementary school was in the building for over an hour before he was killed by law enforcement officers.