The 91 meter long, 4500 dwt freighter Zelek Star went aground on the Dnieper River off Karantinniy Island, Ukraine.  The vessel had departed from Kherson bound for Constanta with 4452 tons of ammonium sulphate in its hold.  As the Zelek Star headed out to the Black Sea when it grounded in the estuary off the island.  The crew requested assistance and a tug was dispatched to help refloat the freighter.   No reports of injuries to the 13 crew on board, damage or pollution released.