LAKEWOOD, Colo., Sept. 8, 2017 /PRNewswire/ — Pershing Gold Corporation (NASDAQ:PGLC), (TSX:PGLC), (FWB:7PG1) (“Pershing Gold” or the “Company”), the emerging Nevada gold producer advancing the Relief Canyon mine, announces that Jack Perkins (“Perkins”), Pershing Gold’s Vice President,…