[s2e4] Chicken, Dynamite, Chainsaw -

: Burgess and Roman are assigned to a gun buyback program but discover a weapon linked to a triple homicide.

: They track the gun to a woman named "Miss Birdy," who informs them she threw away the materials the gun was wrapped in. [S2E4] Chicken, Dynamite, Chainsaw

The "paper" you are putting together refers to this evidence-gathering scene. Here is the context of the episode: : Burgess and Roman are assigned to a

Chicken, Dynamite, Chainsaw - Chicago P.D. (Season 2, Episode 4) Chainsaw - Chicago P.D. (Season 2

: The "Chicken, Dynamite, Chainsaw" game decides who has to go into the dumpster to retrieve the discarded items.