Law & Order: Special Victims Unit Season 12 Episode 4 (Law & Order: SVU s12e04) with title “Merchandise” aired on Wednesday, October 6th 2010 at via Network.09:00 pm NBC
Here is summary for Law & Order: Special Victims Unit Season 12 Episode 4 :

Detectives investigate a teenage girl’s death and discover that she was a victim of human trafficking. They then seek help from a friend (Gloria Reuben) at the U.S. attorney’s office. Meanwhile, Cragen is displeased with his precinct’s building decay.