31.   Some political parties and civil rights groups, though, have argued that the cameras could actually provoke teen violence by serving as a challenge to the youth gangs.

32.   The dead minors also include victims of battles between the youth gangs that have tens of thousands of members here.

33.   This produced a breakdown of peasant family and community structures, as well as thousands of orphans, creating fertile ground for youth gangs.

34.   They were members of the Salvatrucha, the largest youth gang in El Salvador.

35.   Uniformed guards armed with shotguns stand in front of appliance stores and gas stations, and youth gangs clash at night on the streets.

36.   Violence among youth gangs plagues economically depressed neighborhoods of many U.S. cities.

37.   With nothing to keep them occupied, Ran worried that her teen-age sons were falling under the influence of violent youth gangs.

38.   Youth gangs from the rival Itsekiri and Ijaw ethnic groups last Thursday attacked the towns of Koko and Ureju in Delta State.

39.   Compared to Western and other Asian cities, however, Singapore is free of youth gangs.

40.   The same night, two other sites at Rostock and on the island of Ruegen were attacked by youth gangs.