OVERSIGHT - ALL ARTICLES
Restructuring combat brigades will exceed most recent estimate of $52.5 billion.
Contractor accepts $2.8 million penalty to address a widely publicized security lapse last year.
More than 60 percent of the 50 largest contractors' campaign contributions have gone to Democratic candidates.
Restrictions stipulating domestic metal for defense hardware are eased from 2008 defense authorization bill.
Legislation would limit the Bush administration's anti-terrorism powers.
Comptroller General David Walker says if government was a corporation, investors would be talking about the need for a "major shake-up."
Department told to focus on improving interoperability of medical records systems and hire more claims processors.
Key consulting firm is one of largest federal contractors.