HINCKLEY, Minn. (FOX 9) - A new development in the search for an 85-year-old missing Hinckley woman.

The family tells FOX 9 that investigators say they have seen pings from her cell phone about an hour away.

It gives the family hope that their grandma, Juanita Rosa, is out there. She disappeared on Aug. 4.

Cell phone ping

What we know:

The family says that on Aug. 6, Juanita Rosa's cell phone was showing a location in Superior, Wisconsin.

The Pine County Sheriff’s Office says Juanita Rosa is 5-foot, 2-inches tall, has long, white hair, and blue eyes.

Two of the pinged locations were at Holy Assumption Catholic Church and Bryant Elementary School.

The backstory:

Rosa was last seen on her 85th birthday on Monday, Aug. 4.

Her family says she was at breakfast with her two sons.

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