Police in the United States investigating a mass shooting at a primary school in Nashville, say the killer legally purchased 7 guns which she hid at her home.
Audrey Hale, 28, a former pupil at the school, shot six people dead including three children, all nine years old, along with the head teacher, before being shot dead by the police.
The police have released disturbing video footage of the attack.
Sophie Raworth presents BBC News at Ten reporting by Nomia Iqbal in Nashville.
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