Joint Chiefs Chairman Mike Mullen answers questions at all-hands in South Korea

Examining the role of China in U.S. cybersecurity policy Alternative energy methods key to securing troops on battlefield GSA headquarters to become model green building VA Under Secretary for Benefits stepping down OPM promises early warning for snow closings Tips for deducting charitable contributions Commissioner Astrue: Social Security data center ready early Social Security disability claims progress threatened by state furloughs FAA: Computers couldn't talk to each other TSA, OMB nominees approved in committee DHS rewarding firms checking immigrant status DHS wants speedy screening at more airports Troops' post-deployment questionnaires missing Pentagon looking for Fort Hood management lapses Military experiment seeks to predict PTSD FBI assesses al Qaeda's cyberthreat Volunteers strive to save Santa letter service Stamp auction raises $3.2 million for the Smithsonian

Cybersecurity getting better, says former DHS cyber chief Sen. Tom Carper on solving the issue of improper payments Attorney General Eric Holder's oversight hearing gets heated over 9/11 trials Performance budgeting gets a once-over from the House Budget Committee Federal agencies trying to prevent cyber attacks have their hands full Defense Logistics Agency using Enterprise Risk Management to serve the war fighter Collaboration experts sharing their wisdom, making your life easier Brand-new agency would regulate all kinds of finanacial products Nuclear Regulatory Commission Deputy CIO Thomas Boyce has a long to-do list Four administration officials outline plan for hiring more vets at your agency