25 years after the murder of JonBenet Ramsey, the case is still open

(CNN) -

It's been 25 years since the murder of 6-year-old JonBenet Ramsey shocked the country, and now investigators in Boulder, Colorado, say they have analyzed nearly 1,000 DNA samples to find the killer.

It's the latest in a series of issues revealing their ongoing efforts:

• The police have received, reviewed or investigated more than 21,000 tips, letters and emails.

• Detectives have traveled to 19 states.

• They have interviewed more than 1,000 people.

• They have processed more than 1,500 tests.

Still, the case remains unsolved.

He seized the public interest, perhaps due to a combination of factors, including his participation in beauty pageants for girls, the wealth of his family and the suspicion of his parents, who were never charged and later acquitted by the authorities through evidence. of DNA.

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On December 26, 1996, JonBenet was reported missing from the family's Boulder home.

Her mother Patsy told police she found a ransom note demanding $ 118,000 for the girl's return.

His body was found that day in a room in the basement of the house.

Later, the police revealed that his skull had been fractured.

JonBenét Ramsey's headstone near Atlanta, where the family had lived before moving to Boulder, Colorado.

Patsy Ramsey died of ovarian cancer in 2006.

In a statement marking the 25th anniversary of the murder, Boulder police said they are actively "using new technology to improve the investigation" and regularly checking for DNA matches to solve this case.

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"Thanks to tremendous advances in DNA technology, various suspects have been analyzed through the system for matches. The CBI (Colorado Office of Investigations) has updated more than 750 reference samples with the latest DNA technology. The Boulder Police Department works closely with CBI on future advances in DNA. "

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