Former New York Congressman Anthony Weiner has announced he's running for mayor. He'll lay out his vision for the city. Plus: New York Times chief Washington correspondent, David Sanger, discusses cyberwarfare; the economics of pot; and WNYC's Ilya Marritz discusses the case of the man who was fined $2,400 for renting his apartment on Airbnb--and what it could mean for your summer rental plans.

Senator Olympia Snowe (R-Maine) says a partisan atmosphere in Washington inspired her not to run for re-election. She talks about her recommendations for moving beyond the divide in Congress and her approach to politics in her new book, Fighting for Common Ground: How We Can Fix the Stalemate in Congress. Plus: Jeanne Pinder, founder and CEO of Clear Health Costs, returns to discuss the data on the cost of mammograms collected with WNYC. Then, a report on the “State of Friendship”; and New York Times obituaries editor Bill McDonald discusses one person’s life featured on today’s obit page.

Details continue to emerge about the way the Justice Department is going after leakers and the reporters they work with. The New Yorker's Ryan Lizza discusses the effect on journalism. Then, best-selling author Khaled Hosseini on his latest novel, And the Mountains Echoed, which traces 's journey through the generations and around the world. Plus, New York Times obituaries editor Bill McDonald on the obituary of the day.

Jeffrey Toobin of The New Yorker talks about the federal stop and frisk trial and the legal issues raised by the case here in New York City, as well as other national legal news. Then, WNYC’s Brigid Bergin talks about the latest in the mayoral race, including Anthony Weiner’s status. Plus: the launch of the nomination process for the “NYC Neighborhood Library Awards”; and a life featured on today’s New York Times obit page.

U.S. Senator from New York, Kirsten Gillibrand, discusses her push for legislation to address the sexual assault crisis in the military. Plus: New York Times op-ed columnist Joe Nocera on the latest out of Washington; analysis of the impact and the end of the show "The Office"; the New Yorker's China correspondent, Evan Osnos, on reading The Great Gatsby abroad; and another installment of the obituary series with Bill McDonald, the obituaries editor of the New York Times.

A group of scientists have successfully created embryonic stem cells from skin cells. Bioethicist Arthur Caplan of NYU explains the development and the questions is raises about human cloning. Plus, The Guardian’s Heidi Moore sorts through two “snooping” stories: Bloomberg’s and the AP’s; our May series on marijuana legalization continues with the science behind the drug and what it means for public policy; the details on the new tribute to FDR on Roosevelt Island; and one person’s life featured on the obit page in the Times today.

The White House is on the defensive this week. Hear about the latest on the various controversies in Washington. Plus: Supreme Court watcher Marcia Coyle on her new book The Roberts Court; John Gray, author of Men Are From Mars, Women Are From Venus, and his co-author Barbara Annis of the new book on gender-based misunderstandings in the workplace; and New York Times obituaries editor Bill McDonald on the obituary of the day. 

Daniel Libeskind is the architect behind the 1,776-foot tower for One World Trade Center. He talks about his process, the symbolism behind the design, and his thoughts on architectural trends today. Plus: the Justice Department and the AP phone records; Steven Greenhouse of The New York Times on what lessons can come from the garment factory collapse in Bangladesh; and the artist JR on his Inside Out project that’s been in Times Square; and we kick off our series on obituaries.

Buzzfeed's Ben Smith discusses the latest news out of Washington. Plus: WNYC's Transportation Nation team discusses New Jersey Transit's performance during Sandy; a new vision for Madison Square Garden and Penn Station; an explanation of the different kinds of mammograms; war crimes and the evil men who perpetrate them; and How to Be a Grown A$$ Woman with Jezebel's Lindy West.

The U.S. Senate has passed a bill to require online retailers to collect state sales taxes if they make $1 million or more. We’ll hear about its status in the House and take calls from business owners. And a May series on marijuana legalization continues with a look at addiction and health. Plus: John Catsimatidis on his bid to be the Republican candidate for mayor; a science journalist talks about making the decision to freeze her eggs; and the secret language of Craigslist real estate postings.