Federal agents swarmed into Arlington yesterday and shut down a massive immigration fraud scheme that allowed thousands of illegal immigrants to obtain permission to work in the United States -- and made millions of dollars for an Arlington lawyer and his colleague -- prosecutors said. Samuel G. Kooritzky, 63, an immigration lawyer and owner of the Capital Law Centers, and Ronald W. Bogardus, 65, an engineer, had submitted nearly 2,700 phony applications since the beginning of last year for "labor certifications" from the state and federal government, according to a 60-page affidavit filed in federal court in Alexandria yesterday. The...