Transcript for FBI helping to probe deaths of US citizens at Dominican Republic luxury resorts
But the FBI is now part of the investigation into the mysterious deaths of three Americans and the Dominican Republic officials there have asked for help with toxicology analysis. That the deaths happened in a five day span at neighboring resorts they're been six cents last year. The news came the same day the bodies about north Holmes and Cynthia they arrived in the US. Their families want independent autopsy to determine how the couple's died.
This transcript has been automatically generated and may not be 100% accurate.