**News Update**.*****Metrocall*****.>D.C.: GOP congressmen craft spending cuts to support Social Security & new tax cuts to spur economy..>IRAQ: State-run News Agency reports U.S. spy plane shot down by air defenses; U.S. confirms unmanned craft is missing..>REPORT: Risk of arsenic in drinking water is underestimated..>D.C.: Natl Academy of Sciences calls for more federal funding & more embryonic stem cell lines to aid research..>PERU: Secy of State Colin Powell visits South America, addressing issues of democracy & drug-trafficking..>MIDDLE EAST: Palestinians put truce talks on hold after Israeli incursion into Palestinian territory..>D.C.: First lady Laura Bush is scheduled to testify before Senate committee on education that includes Hillary Clinton….*******************.(c)2001 DATACAST(R).www.datacastnews.com..