Sir John Curtice on SNP leadership: Nearly half the Scottish public wish to leave the United Kingdom

Humza Yousaf is to succeed Nicola Sturgeon as SNP leader and Scotland's first minister after a vote of party members.

Mr Yousaf defeated rivals Kate Forbes and Ash Regan in a leadership contest that exposed deep divisions within the party.

Sir John Curtice spoke on TALK TV about the impact of the vote.