21.   Many shirtless youths hurled sticks and cobblestones back at police lines on a sweltering day at the onset of the South American summer.

22.   More unrest occurred Monday, when angry youths hurled rocks at vehicles of the West African peacekeeping force in control of the Liberian capital.

23.   Police had to fire tear gas to disperse fans, and some angry youths hurled stones at cars.

24.   Several policemen were injured when the youths hurled stones, bottles and chunks of metal, police said.

25.   Some youths hurled bottles and stones at police, who fired tear gas to disperse the crowd.

26.   Several dozen Palestinian youths hurled stones and bottles at Israeli soldiers Friday.

27.   The army clamped a curfew on downtown Hebron after Palestinian youths hurled stones and bottles at soldiers who fired rubber bullets, tear gas and concussion grenades.

28.   The melee set off clashes in which Palestinian youths hurled stones and bottles at Israeli soldiers who fired rubber bullets, tear gas and concussion grenades.

29.   Youths hurled bombs at other armored police patrols in the west of the city.

30.   Youths hurled firebombs and bricks at police Saturday in a second night of violence in a largely immigrant neighborhood of the northern city of Bradford.