Bush will name Beth Johnson as acting undersecretary to replace Richard Raymond.
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GAO, scientists: Key acquisition programs are failing to deliver on promises.
Cost is lower than previous estimate, but bureau still faces developing and paying for fingerprinting up to 1 million workers for 2010 count .
Researcher suggests updating and fine-tuning limits on the personal net worth of business owners participating in two federal programs.
Senate Homeland Security and Governmental Affairs chairman says there isn't time to bring the bill before his committee.
Elias Zerhouni has served in the position since 2002.
Democratic presidential nominee vows to cut the number of contractors, reduce procurement spending by 10 percent.
House negotiators agree to drop provision limiting IGs to seven-year terms.
Recent developments on Wall Street will make it harder for John McCain to win in November.
Move follows agency's decision last month to offer early retirement to up to 130,000 clerks, mail handlers and supervisors.