VIENNA — Egypt fears being grouped with the likes of Iran and Syria if a UN investigation into traces of highly enriched uranium found in the country isn't brought to a swift end, according to what officials describe as a confidential report from the country's nuclear agency. The particles — enriched close to the levels required to arm nuclear missiles — have been under investigation since being detected by the International Atomic Energy Agency in 2007 and 2008. Egypt, a US ally in the Middle East, has said the particles originated from abroad and were inadvertently imported, but the agency...