Post-Sept. 11 military command takes on a growing list of challenges.
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Both candidates weigh timing and wow factor of VP picks.
Department wants to increase the number and type of power sources available to Americans.
Democratic presidential candidate favors job training for veterans, more outreach to their families.
High-altitude detonation of a nuclear warhead would wreck havoc on communications and other infrastructure.
GAO says 100 percent screening would strain resources, making it less effective than the current risk-based approach.
Recess appointment bypasses senator's hold on nominee’s confirmation.
Military members and civilians can register with the Federal Voting Assistance Program.
Immature technologies, unstable requirements and aggressive schedules conspire to run up costs for joint tactical radios.
Homeland Security’s broad responsibilities spread contract dollars and controversy.