Humza Yousaf formally resigns as Scotland's first minister with letter to King

Humza Yousaf has signed a letter to the King tendering his resignation as Scotland's first minister. It comes as John Swinney was elected as the SNP's new leader. Mr Swinney, 60, is expected to become first minister later today. Report by Kennedyl. Like us on Facebook at http://www.facebook.com/itn and follow us on Twitter at http://twitter.com/itn