HOUSTON — The reward for finding missing 4-year-old Maleah Davis increased to $20,000 after a private donation, according to Houston Police Chief Art Acevedo.

Ronnie and Karen Bias of Lake Charles, Louisiana pledged an additional $10,000 to Crime Stoppers, which doubles the amount from Wednesday.

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Maleah has been missing for nearly three weeks. Her stepfather, Derion Vence is charged with tampering with evidence in connection with her disappearance. 

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