18:00Six O'Clock News29/12/17 Anti-government protests sweep across IranBBC Radio 4 Duration: 15 minutes Fri 29th Dec 2017, 18:00 on BBC Radio 4 LWAvailable for over a yearListen nowThousands take to the streets of Iran, in the biggest challenge to the regime since 2009.GenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online