When Christine Grega and her husband, John Grega, set off for a family vacation to Vermont with their young son, it was a trip meant to mend their relationship. Instead, the weekend ended in devastation when Christine was found in their borrowed ski condo, the victim of a violent attack.

After two decades filled with investigations, prosecutions, an exoneration, and lawsuits, it still isn’t clear what really happened on the night of September 12, 1994.