 Suspicious of how a longshoreman could have so much disposable income, Valchek manages to persuade Deputy Commissioner Ervin Burrell to assemble a detail to investigate Sobotka's activities.The investigation gains further traction with the discovery of thirteen dead girls in a shipping container ("can"), who turn out to be prostitutes smuggled in by the Greek and who were killed by the sailors shipping them in for witnessing the death of one of their colleagues (whose body had earlier been tossed overboard and was picked up by Jimmy McNulty).Frank is enraged that human trafficking is taking place in his port.