On December 27, 1991, four-year-old Amanda Nicole Eileen Campbell disappeared under suspicious circumstances while riding her bike in Fairfield, California, United States. Her bicycle was found near a gate around a block from her home; Campbell herself has never been located. Intensive search efforts took place across Fairfield, aided by the Federal Bureau of Investigation (FBI) and other organizations. Several suspects and persons-of-interest were named in connection to the disappearance, although no arrests have been made. It is believed that she was likely abducted by a stranger.
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