Florida Woman Leigha Mumby Convicted in High-Speed Crash That Killed Boyfriend Daniel Waterman

A Florida woman has been convicted in connection with a high-speed car crash that resulted in the death of her boyfriend. The woman, 25-year-old Leigha Mumby, was driving at 100 mph prior to the accident. Her deceased boyfriend was identified as 22-year-old Daniel Waterman.

Following a two-day trial, a jury convicted Leigha on October 14, 2026. She was found guilty of vehicular homicide and reckless driving causing serious bodily injury.

The Events Leading Up to the Crash

Leigha Mumby and Daniel Waterman reportedly had disagreements about a pregnancy on the day of the crash, February 9, 2025. The couple argued after Daniel learned about the pregnancy and received a text message from a woman in New York. The argument occurred while Leigha was driving, during which she allegedly began driving recklessly.