More than two decades after Princess Diana’s death, there are still many unanswered questions about the Paris tunnel car crash that killed the “People’s Princess.” While many claim the paparazzi were involved, some question if it was an accident at all.

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A new podcast, “Fatal Voyage: Diana: Case Solved,” sent a team to Paris to re-investigate and answer definitively what happened to Diana that fateful night. In the video above, hear a preview of the 12-episode podcast, and hear from the host, Dylan Howard.

WATCH: Princess Diana: The People’s Princess

On Monday’s episode of Dr. Phil, hear from a private investigator who claims he has new clues and information. And, Howard and his team claim they’ve identified a person who was in the tunnel the night of the accident and has never spoken out before. Check here to see where you can watch.