By Graham Wood ATHENS, Aug 31 (Reuters) - Greece midfielder Sotiris Ninis has returned to his homeland after agreeing to a loan move from Italian club Parma to PAOK Salonica, the Super League club said on Saturday. The 23-year-old left Panathinaikos last year to join the Serie A club on a free transfer but found it difficult to hold down a first team place and made only 14 appearances during a disappointing season. ... More...