Tucson Police have 20 investigators and 30 support staff working with FBI and the U.S. Marshals Service looking for a missing Tucson girl.
Isabel Celis, 6, was reported missing from her home on April 21.
Tucson Police Sgt. Maria Hawke said police are following than 1,000 leads.
She said no one has been ruled out as a suspect, but no one has been identified as a suspect.
Hawke said police have not identified any suspect vehicle, either.
Today's briefing from the police was the first since their last daily update on May 6.
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