Continuity mistake: The cracks in the windshield of Fornell's car change from the overhead to the ground level camera shots. This is before Fornell returns fire. (00:01:00)
Continuity mistake: When we see the pool balls on the table for the 1st time, their position changes drastically between shots. (00:03:20)
Continuity mistake: When Agent Sterling shows DiNozzo her badge, the way she holds it changes between shots. (00:11:40)
Continuity mistake: When McGee tells Sterling, the joke is over. Sterling's hands and the items in the changes from the rear and front camera angles. (00:32:30)
Chosen answer: "Policing your brass", means to pick up your expended shell casings, after firing your rifle, or pistol.
pross79