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.

Maine authorities investigate paddleboarder Sunshine Stewart's murder near Crawford Pond, urging calm amid community fears of a possible serial killer in the region.

A woman who was found dead after she went paddleboarding on a lake in Maine was murdered, officials said Monday, and police are still searching for her killer. Sunshine 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.

Sunshine Stewart, 48, was found dead during a search last Thursday on Crawford Pond in the town of Union, Maine State Police said.

The body of 48-year-old Sunshine "Sunny" Stewart of Tenants Harbor was found on July 3. Her death was ruled a homicide.

The man was sharing a paddleboard with his two children when a large wind gust knocked them into the reservoir Monday afternoon, according to Colorado Parks and Wildlife.

Sunshine Stewart, 48, was last seen going out on Crawford Pond in Union, Maine, between 6pm and 9pm on July 2. Around 1am the next day, Maine Game Wardens joined sheriff’s deputies and fire department officials in searching for Stewart.