*POSSIBLE SPOILERS AHEAD* Part 15 of IGN's walkthrough of BioShock Infinite. After fighting their way back to the gunsmith's shop in the Plaza of Zeal, Elizabeth and Booker discover that in this version of the world, Chen Lin is alive, but his tools have been confiscated by the Colombia Authority. The fight through the streets begins as Booker and Elizabeth make their way towards the access elevator to Shantytown, where the police impound is housed.