If the Obama-Clinton contest is a dead heat at the end of the last primaries and caucuses, superdelegates could flip the outcome.
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Elias Zerhouni has used charm and deft political maneuvering to win and keep the support of Washington, industry and outside groups as he tries to rejuvenate the agency.
Many vulnerable House Republicans are adopting "get tough on earmarks" stands.
The service is in the middle of an ambitious and costly plan to build a 313-ship fleet of modern aircraft carriers, destroyers, cruisers and other vessels.
Head of the Information Sharing Environment says all agencies should follow intelligence community's lead to create a culture based not on "need to know" but "need to share."
Agencies can use USA Contact to set up emergency call-in centers to receive inquiries from the public during crises.
Senator says economic benefits are lost when pace of patent approval slows.
Lawmakers could set a perilous precedent if they overturn Air Force decision, critics say.
International standards for so-called Building Information Modeling will cut design and construction costs, officials say.
Republican committee members voice concern that the measure could allow unfair attacks on companies.