the streets. taunts and threats between the gangs are often communicated through the rap videos. >> because it's about respect and you don't want to be disrespected as a gang member or having someone else disrespect you because you're going to answer back either with another video or with violence. someone's going to take it to the next level, and they have done that. >> one year earlier, the reputed leader of the starz, donald oliver, also known as lavish d, recorded a fight between members of the starz and zillas at a sacramento mall. one of the starz members in the video is efrem wandik. >> happened so fast. wasn't supposed to happen like that. it just happened [ bleep ]. talking back and forth. so i'm like, [ bleep ]. you keep talking like you just a tough guy, you feel me? i'm going to beat your ass. >> wandik says the mall fights after an exchange of insults but he hurt himself more than