Sydney Sumner

And this isn't someone who would just take off without telling anyone.

This is someone who would push through her own pain to be there for her students.

So that's what makes this so alarming.

Linda's disappearance is completely inconsistent with who we know her to be, Nancy.

Missing in America Network founder, Rhonda, to care with us.

Rhonda, I agree with everything Dr. Janie just said, because husband and wife, they can get angry at each other, argue, just get irritated and stomp off, or not return calls or texts.

Just leave me alone.

Let me just simmer down.

But her track record is she never misses work.

And then she misses work.

That's a huge red flag.

Would you agree?

A lot of people go off the grid when they're angry at their spouse or they're just irritated or fed up or whatever.

Not returning a phone call.

That's not the end of the world.

Not being on Life 360, not having to find my iPhone.

OK, no big deal.

This is America.

You can go off the grid.

But for someone that never, ever misses work to not show up the first Monday after Christmas break.