Rockstar has released a new trailer for their upcoming L.A. Noire downloadable content, “Nicholson Electroplating”. When a devastating explosion at the Nicholson Electroplating plant rocks downtown Los Angeles, Arson desk detectives Phelps and Biggs are called to the scene. Was this just a tragic accident, or is something more sinister at play? “Nicholson Electroplating” is available for download Tuesday, June 21 via PlayStation Network ($3.99) and Xbox LIVE (320 MS Points) and free of charge for owners of the Rockstar Pass. For those who missed out on the limited-time Rockstar Pass price discount, the promotion has been extended and will now expire on June 21. Check out the new trailer below and tell us what you think about L.A. Noire.