Palestinians in the rocky WBank try climbing for sport Gripping tightly with her hands, her feet searching for a foothold, Salwa Khashan edges along a sheer rock face in the Israeli-occupied West Bank, urged on by friends below. She and her fellow climbers are the first group of Palestinians to win climbing certificates after graduating from a three-day "Wadi Climbing" course just north of Ramallah. A natural sound version of an AFTV voiced report