Much of the violence is related to drugs and gang warfare.

很多暴力行为都与毒品和帮派冲突有关。

《柯林斯英汉双解大词典》

One of the worst hit is Dallas, where gang-related school incidents soared from 92 in 2001 to 245 in 2004.

最严重的要属达拉斯市，与这个团伙有关联的学校从2001年的92所猛升到2004年的245所。

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State legislatures, including Virginia's, have passed laws that enhance punishments for gang-related crimes and establish "gang-free zones" around public high schools.

国家立法机关，包括弗吉尼亚立法机关通过法律加重了对团伙犯罪的处罚，并在公立高中学校周围建立“无团伙区”。

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In 2011, he was acquitted of murder in a 2008 shooting that prosecutors say was gang related.

CNN: Arrest made in slain Alabama twins case

Police said the motive for the killing was "unclear" and there was nothing to suggest it was gang related.

BBC: Four arrested over teenager death

Mr. LADD: I mean, intel is 85 percent of solving the crimes in a city like Compton because most of the crimes are gang related.

NPR: Terror, Hope on the Streets of Compton, Part 1