A piece of a wing, apparently from a Boeing 777, has been found on Reunion, an island in the Indian Ocean. It's not clear yet whether the debris is from the Malaysia Airlines jet that disappeared from radar during a flight last year. Yannick Pitou/AFP/Getty Images hide caption

itoggle caption Yannick Pitou/AFP/Getty Images
Alyson Hurt and Paige Pfleger/NPR

Customers try out cellphones and tablets in a store in Tehran, in 2012. Financial sanctions make it difficult for U.S. firms to do business in Iran, analysts say. Vahid Salemi/AP hide caption

itoggle caption Vahid Salemi/AP