Early the next morning, authorities said they found her body near 100 Acre Island, a nature preserve in the middle of the pond. An autopsy later that day determined the 48-year-old woman’s death was a homicide.

Sunshine "Sunny" Stewart, 48, was found dead at Crawford Pond in Union on Thursday after police were contacted to say she had gone missing, Maine State Police said. An autopsy was then conducted, which determined her death was a homicide, police said.

Maine State Police have not arrested anyone in the murder of paddleboarder Sunshine Stewart. The 48-year-old woman's cause of death remains a mystery.