The world was shocked to learn that country starNaomi Judd diedat the age of 76.

We lost our beautiful mother to the disease of mental illness.

We are navigating profound grief and know that as we loved her, she was loved by her public.

Naomi Judd close up

We are in unknown territory."

They did not share more about the cause of death.

Fans immediately had questions.

Naomi and Wynonna Judd

This was to be their last tour after a decade-long hiatus (viaTaste of Country).

Many fansspeculatedthat tragically, the singer may have taken her own life.

But others pointed out that Judd had beenbattling hepatitis Cfor decades.

Ashley, Wynonna and Naomi Judd

“We will do so, with heavy hearts” he said (viaCNN).

The Judds at the CMT Awards