Anna Kepner: Cruise ship death investigation timeline

ORLANDO, Fla. - The FBI is investigating a teen death that occurred on a Carnival cruise ship on Nov. 7. 

Anna Kepner, 18, from Titusville reportedly died sometime while the Carnival Horizon was traveling back to PortMiami from international waters. 

Now, according to court documents in an unrelated case, FOX 35 learned that Kepner's stepbrother, 16, is a potential suspect in the FBI's investigation. 

At this time, Kepner's cause of death has not been released by medical examiners. The FBI is also not providing updates regarding its investigation at this time. 

Timeline:

Here's a timeline of events since Anna Kepner's death. 

Nov. 7 — Anna Kepner was found dead aboard Carnival Horizon cruise ship while out at sea.

Nov. 8 — Carnival Horizon returns to PortMiami.

FBI investigating Carnival cruise passenger death

A Caribbean cruise turned into a nightmare after a teenager from Titusville died while on board the Carnival Horizon. Now the FBI is getting involved. The victim has been identified as 18-year-old Anna Kepner.

Nov. 9 — Temple Christian School posts a tribute for Anna Kepner on Facebook. 

Nov. 10 — Carnival cruise line confirmed a passenger died aboard its Horizon ship, forcing the ship to return to Miami. A memorial is held outside Temple Christian School. Anna Kepner's vehicle is decorated with flowers and balloons.

Nov. 11 — Anna Kepner's obituary posted online.

Best friend remembers Anna Kepner as 'joyful, bubbly' and caring

Friends and classmates are mourning the loss of 18-year-old Anna Keppner of Titusville, who died over the weekend while on the Carnival Horizon cruise ship. Keppner’s best friend, Genevieve Guerrero, described her as “the definition of joyful, bubbly, and always looking out for others.” The two met in eighth grade and quickly became inseparable.

Nov. 11 — FOX 35 talks with one of Anna's best friends, who remembered her as joyful.

Nov. 18 — Court filing indicates a potential FBI criminal investigation related to Anna Kepner's death.

Anna Kepner's mother speaks to FOX 35 News following daughter's death

The mother of Anna Kepner, the 18-year-old found dead aboard a cruise ship, is sharing memories of her daughter and describing her as a joyful, compassionate young woman. In an interview with FOX 35, Heather Kepner said Anna was “always happy,” recalling her daughter’s love of horseback riding and cheerleading.

Nov. 19 — FOX 35 talks with Anna's mom, who shared memories of her daughter and described her a joyful, compassionate young woman. 

Nov. 20 — Celebration of Life for Anna Kepner in Titusville.