The broken taillamp lens shown on the screen actually comes from Ford F-Series trucks (tenth generation, 1997-2005), not Mercedes-Benz as Jerry stated.
While depositions can be allowed in a criminal case, approved by the judge, the defendant would never be deposed.
When Tani and Lou are at John Walcott's home, Lou tells John to put his hands above his head. John's hands then go from being above his to fingers locked behind his head then back to above his head.