A family court motion cites potential charges for a minor stepsibling in Anna Kepner’s death aboard the Carnival Horizon.
TITUSVILLE, Fla. — Students, teachers and neighbors gathered this week to remember 18-year-old Anna Kepner as federal agents pressed ahead with a criminal investigation into her Nov. 8 death on a Caribbean cruise, a probe that a new court filing says could lead to charges against a stepsibling.
The filing, made in an unrelated custody case involving Kepner’s stepmother, says the ongoing FBI inquiry may become a criminal case against one of her minor children, prompting a request to delay testimony. The language offers the clearest public sign yet that investigators are weighing potential counts while awaiting medical and forensic results. Carnival Cruise Line said it is cooperating with federal authorities and supporting the family. Officials have not released a cause or manner of death, and no arrests had been announced by Thursday.
Kepner, a Temple Christian School senior and former public-school cheerleader in Brevard County, was traveling with her father, stepmother and step-siblings when she was found unresponsive in a cabin during the voyage. The ship later returned to Miami, where agents boarded and began interviews and evidence collection. “Our focus is on supporting the family of our guest and cooperating with the FBI,” the cruise line said in a statement. Prosecutors typically await the medical examiner’s findings before deciding whether to bring charges in deaths at sea.
At her school, classmates placed flowers and handwritten notes near the gym, recalling a teammate who brought “pure energy” to practice. A teacher said Kepner balanced cheer with coursework and talked about future service plans. Local pastors and youth leaders described the community as “shaken” by the news, while urging respect for the family’s privacy. Law enforcement officials have withheld details about evidence, citing the active case and the involvement of a juvenile. Investigators are reviewing keycard activity, camera footage and timelines, according to people familiar with the process.
Deaths aboard U.S.-based cruise ships fall under federal jurisdiction when criminal conduct is suspected or unclear. In such cases, agents gather ship records, digital data and witness statements, then consult with the U.S. attorney’s office. If the subject is a minor, any proceedings would be closed and filings sealed. The family court motion indicates the stepmother sought to postpone testimony to avoid prejudicing her child’s rights while the probe continues. The filing does not identify potential counts or a charging timeline.
Neighbors on her Titusville street said porch lights stayed on late as people dropped off meals and condolences. “She was a hard worker and lit up the room,” said a family acquaintance who attended a small vigil near the school. Another parent, whose child rode the same youth sports circuit, called the loss “unreal” and said families are waiting on official answers. Crew members who worked the voyage declined to speak on the record, citing instructions to refer questions to federal agents.
As of Thursday, the medical examiner had not issued findings. The next public developments are expected when lab results are completed or when prosecutors announce a decision on possible juvenile charges. School leaders said they plan to update memorial plans once official schedules are set.
Author note: Last updated November 20, 2025.