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Case Description
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Lisa Lau Tu, a 42-year-old woman from Potomac, Maryland, was last seen on July 14, 1988, and has not been heard from since. Her common-law husband, Gregory Mung-Sen Tu, claimed he had put her on a 5:00 p.m. flight to San Francisco, California, to visit a sick friend. However, authorities confirmed she never arrived. While a plane ticket was purchased in her name, fellow passengers reported that her assigned seat, 38-A, was empty. The friend she was purportedly going to visit was in good health a ...Read More
Last Seen: Jul 14, 1988
Links to Additional Sources (4)
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Victim Details

Jan 27, 2026

Jan 27, 2026

Lisa

Lau Tu

42

42

5'4 inches

160 lbs

Asian

Female

Jul 14, 1988

Potomac

Maryland

Potomac

Montgomery County Police Departmen

240-773-5070

01/27/2026