He knew his killer, and it wasn't by chance that he was here.

He doubted it was revenge, because the Judge had known his killer, invited him in.

"The police are assuming that she knew her killer."

The problem with the cops' current theory as it regards the last two is that she knew her killer and let him in.

The team also presented a sketch of the murderer and stated that she knew her killer.

But based on the few clues they have in the case, prosecutors believe the girl knew her killer.

Nationwide, the vast majority of murder victims know their killer.

It is different when the victim knows her killer.

He was sure that Rosie had known her killer, and she'd walked into the night confidently with him.

They said he might have known his killer.