wind -- wing activists. >> they're argumenting the g 20 quite sirmly because many of them are on here because of the idea of power -- there appears to have been protestors taking up a position. we need to step aside for a second. we need to step aside as these guys come by. they're trying to disburse those protestors as you imagine who are throwing bricks, i think from that direction. a group of protestors have positioned themselves there, found some kind of debris or some kind of ammunition, if you like, to argument the police with. and now, there are clashes with