DAN WILLIAMS ISRAEL sent a first delegation to Sudan to discuss potential economic and humanitarian cooperation on Monday after the countries announced a U.S.-brokered agreement on October 23 to take steps toward establishing relations, a source said. The talks focussed on how Israel might shore up Sudan's agriculture, food security, water supplies and health care, the source, who declined to be identified by name or nationality, told Reuters. The Israeli delegates also met separately with representatives of the U.S. Embassy in Khartoum, the source said. Israeli and Sudanese officials had no immediate comment. Nor did the U.S. Embassy in Jerusalem.…