Karen Marinelli
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Injured Oklahoma teacher vows to return to school

27 May 2013 Last updated at 07:44 BST

One week since a tornado ripped through the heart of Oklahoma, killing 24 people, extraordinary tales of bravery have emerged - including that of the elementary school teacher, Karen Marinelli.

Her actions saved lives, but she was left seriously injured. Tim Muffett has been speaking to her in hospital.