Steve LeVine and Jennifer Rowland dig into the complex politics of the Iran- Pakistan pipeline, and Lina Khan traces the impact of biotech company Monsanto's monopoly on seeds - and why the Obama administration stopped fighting it. Elizabeth Weingarten hosts.

Last November, the U.S. Department of Justice quietly closed a three-year antitrust investigation into Monsanto, the biotech giant whose genetic traits are embedded in over 90 percent of America’s soybean crop and more than 80 percent of corn. Despite a splash of press coverage when the investigation was initially announced, its termination went mostly unreported. The DOJ released no written public statement. Only a brief press release from Monsanto conveyed the news.

Washington, D.C. — American Airlines and US Airways announced today a $11 billion deal to merge that if approved would create the world’s largest airline and leave four national carriers controlling around 70 percent of U.S. travel. Experts from the New America Foundation’s Markets, Enterprise, and Resiliency Initiative (MERI) are available today to give reporters context for the proposed merger and its implications, which could include higher fares and less service in parts of the country.