Read the excerpt from Monster.

O’BRIEN
Nothing further.

CU of MR. SAWICKI. He starts to leave the stand but is then held up by the JUDGE.

CUT TO: PETROCELLI

PETROCELLI
You said you’re a teacher in Mr. Harmon’s school. Do you live in his neighborhood?

SAWICKI
No, I don’t.

What can be inferred?

The judge is not sure whether O'Brien is finished questioning Mr. Sawicki.
Mr. Sawicki is not familiar with courtroom procedures.
Petrocelli does not believe what Mr. Sawicki says.
Mr. Sawicki knows that Mr. Harmon's neighborhood is not safe.