WASHINGTON -- Increasing numbers of Middle Easterners are ducking a new anti-terrorist screening system by coming to America on passports from "low-risk" nations such as France, which participate in the federal Visa Waiver Program, immigration officials warn. The controversial program -- still in effect after Sept. 11, despite growing calls here for its elimination -- allows foreign travelers from 28 nations to enter the U.S. for business or tourism for up to 90 days without obtaining the documentation law enforcement needs to screen out foreign threats. Adding to worries, passport fraud in some of these countries -- namely France and...