11.   Earlier in the night, gangs of youths hurled rocks and petrol bombs at police who moved in to prevent them setting up street barricades in Ibarra.

12.   Police also removed street barricades set up by marchers in other townships southeast of Johannesburg, Superintendent Wikus Weber said.

13.   Police used water cannon and armored cars to try to break through street barricades that the anarchists set on fire in the university quarter.

14.   Riot police in Berlin turned water cannons on hundreds of young anti-capitalist activists who pelted them with bottles and rocks, smashed cars and threw up flaming street barricades.

15.   Riot police in Berlin turned water cannons on hundreds of young anti-capitalists activists who pelted them with bottles and rocks, smashed cars and threw up flaming street barricades.

16.   Riot squads stood at street barricades armed with tear gas, batons and plastic shields but there were no reports of violence.

17.   Street barricades were in place Saturday to block easy access to palace entrances.

18.   That unleashed three days of skirmishes between police and workers, who lashed out by setting fires and erecting street barricades.

19.   The measures had sparked often-violent protests and street barricades by taxi drivers, bus drivers, leftist-led unions and Indian groups.

20.   They said street barricades are diverting traffic from their sites and police are harassing them.