UPDATE 1-New York questions 13 major retailers over staffing practice
April 13, 2015 at 11:41 AM EDT
April 13 (Reuters) - New York's attorney general has questioned 13 national retailers, including Gap Inc, Target Corp and JC Penney, about "on-call shifts," a staffing practice that requires workers to find out just hours before their shift whether or not they need to report to work.