KANSAS CITY, Kan. (AP) — Police are investigating after skeletal remains were found near the Kansas River in Kansas City.

According to police, a fisherman discovered the skeletal remains of a foot inside a shoe Saturday evening. A coroner confirmed the remains were human, which prompted authorities to search the area.

Kansas City, Kansas, police officers and a Missouri Search and Rescue team searched Sunday and say more remains were found.

Authorities say the remains will be sent to a pathologist for analysis.