Texas gun advocate shoots and kills her two daughters

In March, Christy Sheats, 42, wrote on Facebook: "It would be horribly tragic if my ability to protect myself or my family were to be taken away, but that's exactly what Democrats are determined to do by banning semiautomatic weapons." On Friday she got into an argument with her two daughters and shot them both dead. Sheats herself was shot and killed by a police officer.

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