The Internal Revenue Service is receiving fewer whistleblower tips about tax cheats who owe at least $2 million. The agency says 332 people approached the whistleblower office last year. That's about two-thirds fewer tipsters than in 2009. Now some critics say new regulations may make whistleblowers even more reluctant to report tax fraud to the IRS. All this worries one of the IRS' most passionate watchdogs -- Sen. Chuck Grassley (R-Iowa).

The Obama Administration says the $85 billion in cuts under sequestration would hurt every state. Officials say services that depend on federal funding would be impacted in each state starting March 1. But the White House won't say how many federal employees outside the Defense Department would be furloughed.

Leaders of U.S. Cyber Command are trying to figure how to normalize operations alongside air, land and sea capabilities. That's according to Maj. Gen. Brett Williams, the director of operations for the four-year-old command. We spoke to him at the AFCEA D.C. Cyber Conference on Friday, where he gave the keynote address.

It's one thing to decide to move an agency's email to the cloud. But how to you go about actually moving 25,000 accounts from internal servers so that people come to work Monday morning ready to go? Lockheed Martin was awarded that task by the Environmental Protection Agency.

The world's largest biomedical library wants to know who reads the information it distributes and what happens next. So it's turning to the Internet. The National Library of Medicine plans to monitor tweets, Facebook posts, blogs and other social media to learn how people are using its databases and other resources. Dr. Milton Corn is the library's deputy director for research and education. He joins us now to tell us what exactly the library can learn from tracking the online chatter.