Texas school massacre messages revealed
Authorities are investigating messages sent to a teen in Germany before the attack in Texas. ABC News’ Mona Kosar Abdi reports.
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Community reeling after school shooting killed at least 21 people: Part 1
Among the victims are 19 children, who were as young as 10-years-old, and more are reported injured. The grandfather of the 18-year-old alleged gunman told ABC News he never saw any warning signs.
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