Park rangers in Colorado rescued a woman from drowning at the Horsetooth Reservoir on Thursday afternoon.

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

Sunshine Stewart, 48, disappeared on the night of July 2 during an outing on Crawford Pond in Union, Maine. Her body was found hours later near an island preserve.

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.

A ranger saved a woman “actively drowning” in Horsetooth Reservoir after a gust of wind pushed her paddleboard away from her.

A paddleboarder was mysteriously murdered in a small Maine town — and authorities are urging calm as the killer remains unknown.

Stunning new video showed a great white shark just feet from a paddleboarder off a Massachusetts beach. It’s just the latest shark encounter caught on tape across the U.S. this summer. NBC News’ Sam Brock reports.

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