There are times to hike and times to hunker down by the fire. This was one of the latter. It's sad that she died but that wasn't the brightest thing she could do in that weather.
I hope that none of searchers got hurt or frostbitten. They had to be out there, too.

“In a time of deceit telling the truth is a revolutionary act.”
― George Orwell

It's not over when you lose. It's over when you quit.