Spectator Out Loud: Douglas Murray, Lionel Shriver, Julian Glover, James Bartholomew

On this week's episode, Douglas Murray says the world is becoming claustrophobic, (00:55) Lionel Shriver struggles to get through South African airport security, (08:29) Julian Glover maps out the countryside battle lines, (16:52) and James Bartholomew buys a tank. (22:13)Produced by Angus ColwellEntries for this year's Innovator Awards, sponsored by Investec, are now open. To apply, go to: www.spectator.co.uk/innovator