It's been 28 years since JonBenet Ramsey was found dead in her basement and no killer has been found. Police have said they are still working on it - but won't answer if they're chasing tips.

Police in Boulder, Colo., shared an update last week on the cold case murder of 6-year-old JonBenét Ramsey as the 28th anniversary of her killing approached.

Who Killed JonBenét Ramsey,' we take a closer look at the infamous, unsolved case which saw the victim's parents, John and Patsy Ramsey, endure years of public speculation for their alleged role in the crime.

Who Killed JonBenét Ramsey” is introducing a new generation to the mysterious 1996 killing of a child pageant star.

Without specifically addressing the docuseries, Boulder Police called many of the claims in the show "completely false."

Investigators are closer to finding out who killed 6-year-old JonBenét Ramsey nearly two decades after the child was found dead, sources told ABC News. ABC News reported that unidentified sources briefed on the investigation said a team of experts has been assigned to look at remaining evidence in the case and to “apply the most modern scientific and cold case techniques to try to solve the crime.

Progress is being made in the investigation into the unsolved 1996 murder of 6-year-old beauty queen JonBenet Ramsey, those briefed on the investigation told ABC News.

People familiar with the case say that new techniques are being applied to the investigation into the six-year-old’s death.

Progress is being made in the investigation into the unsolved murder of 6-year-old beauty queen JonBenet Ramsey, sources told ABC News.