Anna Kepner's cellphone Wi-Fi data allegedly tracked her stepbrother Timothy Hudson's movements aboard the Carnival Horizon on the morning of her death.
https://www.foxnews.com/us/anna-kepner-damaged-cellphone-becomes-key-clue-cruise-ship-murder-case-stepbrother-filings
https://www.foxnews.com/us/anna-kepner-damaged-cellphone-becomes-key-clue-cruise-ship-murder-case-stepbrother-filings