Gang on Gang is/can be a Hate Crime-they target specifically due to wearing colors or affiliation with another gang, and that can involve a white gang vs. a latino gang, or a black gang vs. a  latino gang, etc.

If it is a Bias related attack, that is a Hate Crime as well.
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FBI
Defining a Hate Crime 
A hate crime is a traditional offense like murder, arson, or vandalism with an added element of bias. For the purposes of collecting statistics, the FBI has defined a hate crime as a “criminal offense against a person or property motivated in whole or in part by an offender’s bias against a race, religion, disability, sexual orientation, ethnicity, gender, or gender identity.” Hate itself is not a crime—and the FBI is mindful of protecting freedom of speech and other civil liberties ... 
https://www.fbi.gov/investigate/civil-rights/hate-crimes