Ground Zero - S4-E6
Continuity mistake: Carter is talking to Carol about his grandmother. The shot is mainly on her but we can see him put his pen away and pick up a chart - then the shot goes to him and we see him do the same thing again.
Ground Zero - S4-E6
Audio problem: When Greene is outside by the river explaining what happened to him, there are a couple of really bad sound edits in the background noise. These are really obvious as the sound suddenly changes, and for some reason the background noise in this scene is very loud, almost as loud as the dialogue; very strange.
Answer: Take care of your dad.