Iranians protest against the government

A line has been crossed, and Iran will never be the same again. Our chief international correspondent Lyse Doucet on the changes Iran may now have to make. Also in this programme/podcast: North Korea agrees to talk to the South; the book that purports to lift the lid on the Trump campaign and White House; what's going to happen now that China is refusing to recycle much of the West's waste; and will Hollywood follow the money? The three top-grossing films in 2017 had female leads.
(Photo: Iranian students clash with police during an anti-government protest at Tehran University.
Credit: EPA)