A total of five people are in custody on suspicion of child abduction, South Yorkshire Police said, after teenager Erika Kacicova, who had been missing for six days, was found.
The police said they were four men and a women.
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The National People's Congress also appointed close Xi ally Wang Qishan to the formerly ceremonial post of vice president.
Highs of 7 Celsius (45F).
The move, which had been expected, was made on the recommendation of FBI disciplinary officials.