No right to full pay for light-Duty work

Some employees qualify for FMLA leave because they have a temporary medical problem that prevents them from performing their usual job. Often, they’ll elect to accept a light-duty position instead of taking 12 weeks’ unpaid leave.
Light-duty jobs often come with a lower paycheck, presumably because so many of those positions are really “make-work” jobs typically used to accommodate on-the-job injuries. What happens if the employee elects light duty and demands his or her regular pay? Does he or she have that right under the FMLA? Not according to the 7th Circuit ...