The U.S. plans military support for Syrian rebels after determining President Assad’s troops have used chemical weapons, the national security and political fallout of Edward Snowden's NSA leaks, Congress moves towards immigration reform and the latest SCOTUS decision.  Joining Gwen: Mark Mazzetti, New York Times; Karen Tumulty, Washington Post, Alan Gomez, USA Today and Joan Biskupic, Reuters.

President Obama in Europe for a G8 summit and his first Berlin trip since 2008, the U.S. attempts peace talks with Afghanistan and the Taliban, progress on immigration reform and failure of the farm bill in Congress, and the NSA disclosed that they foiled more than 50 terrorist attacks. Joining Gwen:  Peter Baker, New York Times; Indira Lakshmanan, Bloomberg News; Ed O’Keefe, Washington Post; Tom

US economic and military aid to Egypt in question as Mubarak is released from prison; allegations of chemical weapons use by the Syrian government; the NSA illegally collected thousands of US emails; and a March on Washington retrospective fifty years later. Joining Gwen: Alexis Simendinger of Real Clear Politics, Tom Gjelten of NPR and Michael Fletcher of the Washington Post.

The newest revelations from documents leaked by Edward Snowden show that since at least 2008, the National Security Agency has implanted hardware to tap into as many as 100,000 offline computers overseas. Gwen Ifill talks to David Sanger of The New York Times and Cedric Leighton, a former deputy training director for the NSA.

Even before President Obama outlined his proposed changes in how the NSA should collect data for surveillance, many tech giants were vocal in their criticism. Gwen Ifill discusses what's at stake with Christian Dawson of the Internet Infrastructure Coalition and Nuala O'Connor of the Center for Democracy and Technology.

President Obama announced that he wants Congress to stop the National Security Agency from gathering bulk phone records and holding them for five years. What’s at stake in the president’s push to limit the scope of U.S. surveillance? Gwen Ifill talks to Kate Martin of the Center for National Security Studies and Gary Schmitt of the American Enterprise Institute.

Journalism's highest honor was awarded to The Washington Post and The Guardian U.S. for reporting that raised questions about privacy, surveillance and security, despite criticism about whether they should have published the stories in the first place. Gwen Ifill discusses this year’s Pulitzer Prize winners with Geneva Overholser of the USC Annenberg Center on Communication Leadership & Policy.

The continuing efforts by the administration to sell the benefits of Obamacare; how the NSA collects and shares intelligence while also addressing privacy concerns and the declining public support for members of Congress and the president. Joining Gwen: Karen Tumulty, Washington Post; Tom Gjelten, NPR; Alexis Simendinger, RealClearPolitics; Doyle McManus, Los Angeles Times.

NSA leaker Edward Snowden discloses in an extensive profile in Wired magazine that the U.S. government ran a top secret cyber-war program, which he claims could accidentally start a war. Gwen Ifill gets an update on Snowden and his latest revelations from the man who interviewed him, James Bamford of Wired.

On the Webcast Extra, our panelists discuss the politics of scandal as New Jersey Gov. Christie continues to manage the fallout from the GW Bridge closure. How will it affect his new role at the Republican Governors Association as he travels to Florida to campaign for GOP candidates? Plus, what are the chances of the Farm Bill passing? And President Obama is set to announce changes to the NSA surv