A new intelligence report warns the U.S. is the target of massive cyber-espionage, mostly from China. What the U.S. is doing to address economic and national security threats posed by cyber attacks.

For February's Readers’ Review, E.L. Doctorow’s historic novel about Union Gen. William Tecumseh Sherman’s path of destruction through the deep South near the end of the Civil War. The title is “The March.”

Syria claims Israel bombs military targets near Damascus. Egypt declares emergency rule in three cities. And French forces take a key airport in Mali. A panel of journalists joins Diane for analysis of the week's top international news stories.

The U.S. economy shrinks slightly in the fourth quarter. A bipartisan group of senators and the White House propose immigration reform. And a Senate committee holds hearings on gun violence. A panel of journalists joins Diane for analysis of the week's top national news stories.

Confirmation hearings for former Sen. Chuck Hagel begin today. If approved as Secretary of Defense, he'll take office in the middle of a possible sequester fight. A panel joins Diane to discuss what possible spending cuts could mean for national security.

Heeding President Obama's call for a National Day of Service on Sunday, volunteers are assembling care packages for service members. It's not too late to sign up.

While drawing down a decade-long war, the administration is also reasserting its use of drone strikes and "targeted killings." We explore the debates over how the U.S. flexes its power abroad.

The story of Abraham Lincoln's rise to greatness in 1862, America's most perilous year.

The military judge in the Wikileaks case appears to have paved the way for Army Pfc. Bradley Manning to be acquitted of the most serious charge against him: aiding the enemy. The pretrial hearing in the case resumes Feb. 26.

U.S. drone strikes have killed several high-level al-Qaida operatives, but critics argue the civilian toll is too high and there is too little transparency. The changing way we fight war.