Ralph Yarl: My son's injuries will stay with him, says his mum

The mother of Ralph Yarl, who was shot after ringing the wrong doorbell in Missouri, has been speaking to CBS Mornings.

Andrew Lester, 84, has been charged with first-degree assault and armed criminal action, prosecutors said.

Mr Lester allegedly shot Ralph Yarl, 16, once in the head and once in the arm last Thursday night.