Deal or no deal between US and Iran?

President Trump says a deal is "very possible", but a key Iranian dismisses proposals as "an American wish list". The BBC's Diplomatic Correspondent, James Landale, and former US negotiator with Iran, Alan Eyre, take us through the key sticking points and ask if we're any closer to a framework being agreed. We speak to Amanda Knox, who spent four years in prison for a crime she didn't commit, on why she is turning her experience into a comedy show at the Edinburgh Fringe. Also on the programme, as Amazon launches a drone delivery service in Darlington, how soon could drones deliver to your home?