This week marks the largest gun bust in New York City history, netting some 254 illegal firearms and 19 indictments in a massive multi-state ring that dipped all the way down to the Carolinas. I think this comes as a relief to everyone in NYC. WAY TO GO NYPD. But you'll never believe what tipped the authorities off on the massive gun ring. It all started when a little-known Brooklyn rapper started bragging about selling guns on Instagram, posting bags with huge wads of cash.