The Pentagon has set Aug. 24 as the date it will attempt a fourth consecutive intercept of an intercontinental ballistic missile target in a test of the Bush administration's burgeoning national missile defense system. The test, announced today, would be the first for the system since the United States formally withdrew from the 1972 Anti-Ballistic Missile Treaty, which restricted certain missile defense developments. The test is called Integrated Flight Test-9. This will be the seventh of 18 planned intercept tests...