Florida Teen Charged with Murder of Stepsister on Cruise Ship

FBI investigating death of 18-year-old cheerleader Anna Kepner aboard Carnival Horizon

Published on Feb. 9, 2026

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The 16-year-old stepbrother of Anna Kepner, an 18-year-old Florida cheerleader found dead on a Carnival cruise ship in November, is being charged with first-degree murder according to Kepner's biological mother. The FBI is investigating the case, which has been ruled a homicide, with the medical examiner stating Kepner died by strangulation.

Why it matters

This tragic incident highlights the complex family dynamics and potential for violence that can occur, even in the seemingly safe environment of a cruise ship. It also raises questions about cruise ship security and the handling of such sensitive cases involving minors.

The details

Kepner was found dead under a bed in the cabin she shared with her stepbrother and another sibling aboard the Carnival Horizon on November 7. Court documents had previously named the 16-year-old stepbrother as a suspect, and he recently appeared before a federal magistrate in Miami, though the specific charges he may face have not been officially released. Kepner's biological mother announced on social media that her son will be charged with first-degree murder.

  • Anna Kepner was found dead on November 7, 2026 aboard the Carnival Horizon cruise ship.
  • The 16-year-old stepbrother appeared before a federal magistrate in Miami on February 6, 2026.

The players

Anna Kepner

An 18-year-old cheerleader from Titusville, Florida who was found dead aboard the Carnival Horizon cruise ship.

Heather Wright

Anna Kepner's biological mother, who announced on social media that her 16-year-old stepson will be charged with first-degree murder in Anna's death.

The 16-year-old stepbrother

The suspect who is being charged with first-degree murder in the death of his stepsister, Anna Kepner.

Carnival Horizon

The cruise ship where Anna Kepner's body was found.

FBI

The federal agency investigating Anna Kepner's death, which has been ruled a homicide.

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What they’re saying

“They are going to charge ... her 16-year-old stepbrother for first-degree murder and (there are going) to be some other charges brought, but I'm not sure what they are yet. Until they tell me, I don't know.”

— Heather Wright, Anna Kepner's biological mother (TikTok)

What’s next

The judge in the case will decide on Tuesday whether or not to allow the 16-year-old stepbrother out on bail.

The takeaway

This tragic incident highlights the need for increased security and oversight on cruise ships, especially when minors are involved. It also underscores the importance of addressing family dynamics and mental health issues that may contribute to such violent acts.