Broken Bird - S6-E13
Visible crew/equipment: After McGee asks Tony why he's talking so fast Tony notes his internal Gibbs clock, and when he says, "Right now," the two red and green T-marks are visible on the floor, near McGee and Ziva. (00:22:35)

Broken Bird - S6-E13
Continuity mistake: When the sailor collapses he falls away from the round manhole cover. When the body is photographed by the NCIS team, he is in the middle of the cover. (00:03:10)

Broken Bird - S6-E13
Continuity mistake: When the woman picks the knife up, the evidence marker has moved closer to the knife, and the scale marker has moved next to the congealed blood. (00:03:10 - 00:06:20)

Broken Bird - S6-E13
Continuity mistake: When the knife is photographed the blood is dry and patchy on the blade. When the woman picks it up to stab Ducky, the blood is fresh and uniform. (00:03:10 - 00:06:30)

Broken Bird - S6-E13
Continuity mistake: When Ziva is photographing the sailor, the body moves between shots. Note his hand in relation to the red bricks in the floor pattern. (00:03:20)

Broken Bird - S6-E13
Continuity mistake: The dropped knife points away from the victim in one shot and towards the victim in another. (00:01:10 - 00:03:10)

Broken Bird - S6-E13
Continuity mistake: The amount of blood on the blade changes from when the sailor collapses and when the team photographs it. (00:01:10 - 00:03:10)

Broken Bird - S6-E13
Continuity mistake: When the sailor is stabbed, the blade is pulled out and discarded and is clean. When he collapses a few seconds later the blade is blood stained. (00:01:00)
Chosen answer: "Policing your brass", means to pick up your expended shell casings, after firing your rifle, or pistol.
pross79