41. The new policy requires the two groups to be separated throughout the time they are inside the Walls Unit . 42. David put her coffee table, end tables, and wall unit in storage so Kai has room to maneuver her wheelchair. 43. I built this whole case so I could go to the Walls Unit and get a needle stuck and end this, 44. Executions take place at the Wall Unit , closer to the center of Huntsville, which is an hour's drive north of Houston. 45. 2 : 03 p . m . : The street corner just northwest of the Walls Unit begins filling with demonstrators. 46. Wandering east on 11th Street, visitors come upon the notorious Walls Unit _ where those on death row await the inevitable. 47. Before walking out of the Walls Unit a free man, he would be handed second-hand gray pants and a plaid shirt. 48. Outside the Walls Unit , where Fuentes was executed, a crowd of more than 20 held a candlelight vigil in the rain. 49. The wall unit includes special communications links that enable it to be linked to the Internet or to a videoconferencing system. 50. Bill Holmes, a 14-year veteran of the Walls Unit , was working the graveyard shift in the East Wing several years ago.