In today's programme with Steve Hewlett: Independent editor Chris Blackhurst's shocked reaction to a letter from the Leveson Inquiry; Stuart Cosgrove, C4's head of diversity, on the difference the Paralympics could make to the channel; former PCC chairman Sir Christopher Meyer on the fallout from the Sun's publication of the Harry photos and the impact this could have on Leveson; Jane Kinninmont of Chatham House on the widening range and varied goals of Arabic TV channels.The producer is Simon Tillotson.