18:00Six O'Clock News04/06/2017 Twelve arrested over London "terrorist attack"BBC Radio 4 Duration: 30 minutes Sun 4th Jun 2017, 18:00 on BBC Radio 4 LWAvailable for over a yearListen nowTwelve people have been arrested in connection with what the Prime Minister has condemned as a "brutal terrorist attack" in London last night.GenresNewsFormatsBulletinsBrandSix O'Clock News Source: BBC Online