Bombs Mar London's Olympics Triumph

摘要

London's mood plunged from elation to gloom as news of the city's July 7 selection as host for the 2012 Olympic Games was swept aside'by rush-hour attacks on the capital's transportation system. With security already a major issue for Olympic planners, the terrorist incidents has sharpened concerns—particularly over safeguarding the city's vast subway system, which also must be expanded.