1.   After a peaceful start, protesters burned tires and hurled rocks at police officers in riot gear.

2.   But burning tires is unpopular with environmentalists.

3.   Campuses are vandalized, hostages taken, tires burned in the streets and officials blocked from their offices.

4.   Elsewhere, demonstrators burned tires and closed a number of major highways, the state news agency Telam reported.

5.   Hooded young men burned tires in the streets.

6.   In the city, protests gradually swelled as groups all over Miami burned tires in intersections and snarled traffic by standing or marching in the road.

7.   In the city, protests gradually swelled as groups for blocks around the house burned tires in intersections and snarled traffic by standing or marching in the road.

8.   Scattered groups of demonstrators burned tires and barricaded roads as Koran verses commemorating the dead were read over mosque loudspeakers.

9.   Several major highways across northern Argentina were blockaded Thursday by unemployed workers who burned tires.

10.   Some of them burned tires and threw rocks.