Top current advisers to Sen. John McCain's presidential campaign last year lobbied for a European plane maker that beat Boeing to a $35 billion Air Force tanker contract, taking sides in a bidding fight that McCain has tried to referee for more than five years.
Two of the advisers gave up their lobbying work when they joined McCain's campaign. A third, former Texas Rep. Tom Loeffler, lobbied for the European Aeronautic Defence and Space Co. while serving as McCain's national finance chairman.
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