There was a dispute a day or two earlier and she told him to leave. He was angry, and he returned.

It's clear he entered the home based on a dispute they had the day before.

If we could imagine the person who killed Pamela Vitale was wearing a coat with a knife with a mask, it may have looked a lot like that.

It is an unusual set of circumstances. But we have the same description of events from a number of different people.