Amazon.com Inc.’s Whole Foods Market chief has been tapped to run the retail giant’s entire grocery business. Jason Buechel will become the vice president of worldwide grocery stores, Amazon retail chief Doug Herrington said in a note to employees,

The union win, at a Philadelphia store where workers are seeking higher wages, comes as Amazon is also fighting organizing efforts among some warehouse employees and delivery drivers.

The union's election win, which workers called "historic," tees up another organizing battle inside Amazon's workforce.