"When war smashes its way into our living rooms as it did three weeks ago", writes Sarah Dunant, "it is pictures rather than words that hit hardest".
Sarah discusses the impact of images from war through the centuries and the history they write.
And she ponders which image from Putin's war will represent this moment in the future.
Producer: Adele Armstrong
Sound: Peter Bosher
Production coordinator: Gemma Ashman
Editor: Hugh Levinson
