Amazon gives up buying iRobot, Roomba's company, due to regulatory obstacles. European authorities had expressed concern about the effects of the operation on competition.

The company has announced a restructuring plan with 350 layoffs, 31% of the workforce. CEO Colin Angle, one of the co-founders, has resigned as CEO and chairman of the company's board of directors. The board has named Vice Chairman and Chief Legal Officer Glen D. Weinstein, 53, as Interim CEO.