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Two cadaver dogs working separately each showed interest in the same area of property belonging to kidnapping suspects Phillip and Nancy Garrido, a possible indication of human remains, police said Thursday.

Authorities will use ground-penetrating radar equipment on Friday to examine the area, and "we will eventually be digging in that location," said Hayward police Lt. Chris Orrey.

The Garridos face a combined 29 felony counts in the 1991 kidnapping of Jaycee Dugard, then 11, from South Lake Tahoe, California. Authorities believe the couple held Dugard in a hidden compound behind their home for 18 years and have said Phillip Garrido, a registered sex offender, fathered her two children. Read full article »

CNN's Dan Simon contributed to this report.

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