After you kill Northy, or more accurately, he seems to kill himself, you're supposed to check the body for clues. With the Silver Shroud missions you have to toss a calling card onto the character's body after you kill them to register as complete."Search body for clues" may not check off after searching Northy's body leaving the player character with a quest blip over his body. I've killed Northy in the silver shroud quest and must search the body. There is a marker on a pile of rubble, but I don't see any way to get under. After I killed Northy I checked his body for clues and listened to the tape. Almost finished the silver shroud quest but I still get the search body for clues message. Enter Earl Sterling's house and search for clues. Pick up the surgery receipt near the sofa. Andrew Craig and the Odyssey Marine Exploration team set out in search of the SS Gairsoppa.