Confessions - S7-E9
Visible crew/equipment: While Frank visits with the Cardinal to tell him about the time sensitive situation, when Frank asks about St. Mary's surveillance cameras as they both sit down, the small green T-mark is visible on the rug under the Cardinal's chair. (00:23:40)
Confessions - S7-E9
Continuity mistake: We can see Jamie driving a Ford CVPI with plates reading 7554, however when he appears in the following shot in the court, where he was going to in the previous scene, he's driving a Chevy Impala with plates 61795. I am not sure, but I think this error happened in the previous seasons as well. (00:09:08 - 00:09:48)
Answer: It's a common cop show plot device. If the police on the show always acted in the most logical way (i.e. not alerting a suspect to their presence) the show wouldn't have the opportunity for an exciting foot chase.