A corn purchaser writes on his account in northwest China in 2012. In November 2013, officials began rejecting imports of U.S. corn when they detected traces of a new gene not yet approved in China. Peng Zhaozhi/Xinhua/Landov hide caption

itoggle caption Peng Zhaozhi/Xinhua/Landov

Tobacco giant Reynolds American is buying Lorillard and acquiring Newport, a popular menthol cigarette. In a shrinking market, Newport is one of the few U.S. brands gaining market share. It is particularly popular among African-American smokers. Justin Sullivan/Getty Images hide caption

itoggle caption Justin Sullivan/Getty Images

A worker unveils posters Tuesday for the coming season of New York's Metropolitan Opera. The Met's fall schedule could be in jeopardy if failed labor negotiations result in a lockout Friday. John Moore/Getty Images hide caption

itoggle caption John Moore/Getty Images

Robert Calkin, the president of the Cannabis Career Institute, spoke at an exhibition called Hempcon held in San Bernardino, Calif., last year Courtesy of Robert Calkin/AP hide caption

itoggle caption Courtesy of Robert Calkin/AP

Assembly-line workers at the Chrysler plant in Sterling Heights, Mich. The economy is getting good marks in the latest data, but some worries about the job market continue. Paul Sancya/AP hide caption

itoggle caption Paul Sancya/AP

Matilda is currently being performed on both Broadway in New York, pictured here, and the West End in London. In New York, according to the Broadway League, the average ticket price for all shows just crossed $100 for the first time. Joan Marcus/AP/Boneau/Bryan-Brown hide caption

itoggle caption Joan Marcus/AP/Boneau/Bryan-Brown