Steve Hewlett hears from BBC creative director Alan Yentob on why star Jeremy Clarkson has been sacked and from Guido Fawkes, the blogger behind the million-name petition to reinstate the Top Gear star. He also discusses the political implications of the Clarkson sacking for the corporation with former political editors Michael White of the Guardian and Trevor Kavanagh of the Sun newspaper. Also on the programme - it's the turn of the Pete Wishart MP of Scottish National Party to talk about this party's media policy.