William W. Hart, 35, of Hephzibah, pleaded guilty to using a facility of interstate commerce to facilitate the carrying on of a business involving prostitution. Charles H. Castillo, 32, Allison J. Barnes, 29, Shelica Daniels, 27, and Heather L. Hedrick, 30, all of Augusta, previously pleaded guilty.
The defendants admitted to their role in setting up a 16-year-old girl to prostitute herself for them last summer. To acquire clients, they advertised on Backpage.com.
Sentencing dates have not been set yet.