Too many artists have died in the streets of Chiraq.
Chicago native accused G.O.O.D. Music rapper of copying words for "Wuda, Cuda, Shuda."
20-year-old rhymer shot in the head days after dropping diss record.
The rapper tells police, "I got a little weed. So what?"
Attorney places blame on Durk's friend.
Chief Keef affiliate busted with .40 caliber.