If so, why has she not come forward to state what the reason was?

Or someone else may come forward, with the same result.

Then the boy came forward, and sat at his feet.

His hands would not come forward to help him up.

But the man at the door did not come forward.

No one came forward to tell the family where he was being held, much less why.

One figure came forward a bit further, into the light.

And now they've got more open ways of coming forward.

No one had come forward to say they'd seen him since.

The thing at the back of his mind had come forward.