Professor at the Harvard Kennedy School and author of the new report, "Securing the Bomb 2010," Matthew Bunn, joins us to talk about how the U.S. is poised to deal with nuclear threats; this morning's headlines.

President Obama's nuclear summit in Washington has brought together leaders of 47 nations in pursuit of an elusive goal: to lock down unsecured nuclear material within the next four years and prevent it from getting into the hands of terrorists. That agenda would be difficult enough if nuclear material weren't already circulating on the black market, but it is. 

• WASHINGTON TAKEOUT: Takeaway Washington correspondent Todd Zwillich tells us about Sidney Thomas and why his name is being floated as a possible replacement to Justice John Paul Stevens. We also talk about states that are challenging the constitutionality of the health care law, and Congress' decision on extending unemployment benefits.
• RESPONSES TAKEOUT: We hear from you, our listeners, and what you had to say about a replacement for Justice Stevens. And we hear the nominees for the Takeaway t-shirt contest.

Many states across the country are struggling with billions of dollars in budget gaps and several of them are considering expanding some form of gambling to generate much needed revenue. Lawmakers in Massachusetts today are expected to begin debating a bill to license two resort-style casinos in the state and to introduce slot machines at the state's racetracks. Proponents of the plan say expanded gambling in Massachusetts could create as many as 15,000 jobs and reduce the state's buget deficit.

The winners of the most prestigious honor in newspaper journalism were announced yesterday. The Pulitzer Prize committee gave four awards to The Washington Post and following close behind was The New York Times. Notably, one of the awards granted The New York Times was shared by the nonprofit investigative news organization, ProPublica, which is a new kind of journalistic outfit.

School bullying has dominated the headlines in recent weeks, but what about bullying at the workplace? According to the Workplace Bullying Institute, almost half of all American workers have either suffered workplace bullying themselves or been vicariously distressed by witnessing it. 17 states (Hawaii, California, Oregon, Washington, Nevada, Utah, Montana, Kansas, Oklahoma, Missouri, Illinois, Wisconsin, New Jersey, New York, Vermont, Massachusetts and Connecticut) have tried to make it easier for employees to sue over workplace bullying, but there are still no federal laws in place.

Charlie Pierce, staff writer for The Boston Globe on the history of taxes; this morning's headlines.

This Thursday is Tax Day in America, the last day to either file your annual income taxes or file for an extension. But in this political climate we're asking, who pays more when it comes time to ask for tax money, you or your politicians?

• Financial Takeout: A front page story in today’s New York Times reports that Lehman Brothers used a small company it owned in order to funnel billions of dollars through its coffers to ship debt off its books. Takeaway financial contributor Louise Story, who reported that story, explains.
• Sports Takeout: The Pittsburgh Steelers made some news yesterday as their star quarterback, Ben Roethlisberger had sexual assault charges against him dropped, but more trouble lurks ahead. Ibrahim Abdul-Matin has the latest.

The use of hallucinogens such as 'ecstasy' or mushrooms to address psychological disorders tends to be met with opposition and an automatic association with the drug culture of the 1960s. But scientists from around the world will gather this week in San Jose, Calif., for the largest conference on psychedelic drugs to be held in the U.S. in four decades. They will discuss whether these drugs can help patients suffering from depression, obsessive-compulsive disorder, post-traumatic stress syndrome, and other psychological problems.

Last month, a black City councilmenber in Phoenix, Ariz. was tackled to the ground and handcuffed by a white police officer. At the time of the scuffle, the councilmember was checking on a neighbor whose house was on fire. The police department has since said its officer did nothing wrong. But many residents, particularly in South Phoenix, say this case highlights a deep-seeded racial conflict in the city and a long-standing mistrust between black residents and the police department.

Conan O’Brien might be legally prohibited from being funny on television (for now) but yesterday "Team CoCo" announced O'Brien will be heading back to TV on TBS this November. O'Brien also launched his new live tour, "The Legally Prohibited from Being Funny on Television Tour" last night in Eugene, Ore.

Small beauty salons, with 3 seats or less are being privatized in Cuba. Fidel Castro nationalized all small businesses in 1968 and now his younger brother, Raul Castro is trying to modernize the system without jumping to full scale capitalism. The move is significant for small business owners who are not accustomed to working for themselves and will now have to pay rent for their locations and pay taxes.