Group asks court to rule on legality of regulations.
DEFENSE - ALL ARTICLES
Some lawmakers say they will fight to restore funding for technical systems, arguing that cuts threaten national security.
Rep. Tom Davis, R-Va., concerned that Defense workers would leave public service rather than their communities.
Bill sets aside $363.7 billion in base military spending.
Rep. Olympia Snowe, R-Maine, said new plan "doesn't reflect reality."
Immigration and Customs Enforcement bureau officials point to at least two dozen investigations conducted in the last year.
Homeland Security secretary says in the absence of new technology, agency has done as much as it can to improve airport screening performance.