India, June 4 -- An unidentified body was found floating in a pond at a Phoenix golf course on Thursday morning, drawing fresh attention to the unsolved disappearance of 84-year-old Nancy Guthrie, who has been missing from nearby Tucson since February.

According to ABC15, the Phoenix Fire Department said first responders were called to the area of 32nd Street and Camelback Road around 9am local time after reports of a person found in the water.

When crews arrived, they found an unresponsive adult floating face down in one of the water features at the Arizona Biltmore Estates golf course. The person has not yet been identified. Police told ABC15 that based on initial information, there are no obvious signs of foul play.

"On arrival crew...