Cobb County police have canceled the Mattie's Call issued Saturday evening for a 32-year-old woman with mental problems.

Tia Walker was located by officers in Marietta.

She had last been seen in the Town Center Mall area in Kennesaw around 3:45 p.m. Saturday.

A police spokesman said Walker is "mentally challenged and has been diagnosed with bipolar disorder."

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Fulton County District Attorney Fani Willis testifies before a state Senate committee at the Capitol in Atlanta on Wednesday, Dec. 17, 2025. (Arvin Temkar/AJC)

Credit: Arvin Temkar/AJC