India, Sept. 19 -- Remains believed to be Travis Decker, the 32-year-old father accused of killing his three daughters, were discovered this week in a wooded area south of Leavenworth, Washington, according to the Chelan County Sheriff's Office, ABC News reported.

"While positive identification has not yet been confirmed, preliminary findings suggest the remains belong to Travis Decker," the sheriff's office said Thursday evening. Officials said they are in touch with the family and are "providing them with support and updates as the investigation proceeds."

Paityn, nine, Evelyn, eight, and five-year-old Olivia were last seen on May 30, when they left home for a scheduled visit with their father. Three days later, the girls were found d...