His next thought was of the potential murderer concealed on the opposite bank.

"Do you know the name of the potential murderer?"

Down to the closest friend every man is a potential murderer.

In that instant I was a potential murderer if ever one walked the earth.

Wasn't it bad for one to go about studying every fresh person you met as a potential murderer?

He was looking for a potential murderer and nothing else.

I don't mean about my being a potential murderer.

Tonight was a time for action; a potential murderer must be thwarted in new crime.

The thought came to him that he might purchase his safety from those potential murderers.

Discussing a person's father as a potential murderer was difficult enough without the person being a cop, and your partner.