The Porter County Coroner’s Office and Northwest Health-Porter are asking for the public to help find the next of kin for two sisters who live in the Aberdeen area. The sisters are Radojka Predovic, 74, who possibly used the first name Radmilla, and Darinka Predovic, 67, who also went by Dawn. They lived together in Valparaiso around the Aberdeen area. Anyone with information on the sisters is .