Boeing CEO to step down this year, board chairman to exit, head of commercial airplanes retires

FILE – Then-Nielsen Company CEO David Calhoun, center, looks at progress as he awaits the company’s initial public offering on Jan. 26, 2011, on the New York trading floor. Calhoun will leave his top job at Boeing at the end of this year, which is under pressure from major airlines who want to know how the company plans to solve problems in the production of its planes. (AP Photo/Richard Drew, File)