The National Marine Fisheries Service is investigating claim that RFK Jr. cut off the head of a dead whale and took it home two decades ago.

"I received a letter from the National Marine Fisheries Institute saying that they were investigating me for collecting a whale specimen 20 years ago," he stated at the event.

In an 18-page order, a federal judge in Michigan dealt the latest blow to Robert F. Kennedy's bid to have his name taken off the Nov. 5 ballot.

He made the claim at a campaign event for former President Donald J. Trump, whom he endorsed after ending his troubled independent bid for the presidency.

Federal authorities have confirmed they are investigating Robert F Kennedy Jr for allegedly decapitating a dead whale carcass and taking it home 20 years ago.

Donald Trump is leaning on a pair of former Democrats whose idiosyncratic views left them ostracized from their party to help him connect with voters who feel disillusioned with politics and distrustful of politicians.

RFK Jr's daughter Kathleen 'Kick' Kennedy had earlier spoken about a family trip where her father decided to decapitate a dead whale

Katherine Silverstein, a spokesperson for NOAA, told the Times that the federal agency typically does not comment on open investigations.

The National Oceanic and Atmospheric Administration confirmed on Monday it is investigating RFK Jr. to find out if he decapitated a dead whale twenty years ago.

In the interview, Kennedy's daughter recalls her father using a chainsaw to cut off the head of a dead whale carcass on the beach near their Cape Cod family home and driving the whale's head back to New York.