UNION COUNTY, N.C. (FOX 46 CHARLOTTE) — A pilot was killed after a crop-dusting helicopter became entangled in power lines Sunday in North Carolina, according to authorities.

Officials with the Union County Sheriff’s Office responded to calls around 1:30 p.m. regarding the accident near 4000 Belk Mill Road, which is south of Wingate University.

An initial investigation revealed that the helicopter was crop-dusting fields when the helicopter became entangled in power lines. The pilot was the sole individual onboard.

This remains an active investigation.