Every day, invisible armies of men and women head to work, where they’re tasked with doing something that helps make our lives a little bit easier. Some clean buildings, some assemble the devices we can’t live without, and some cook our favorite cheap eats. On this hour of Reveal, we revisit our investigation of sexual assault against female janitors: Rape on the Night Shift. Since the story first aired, a group of workers has been organizing and is speaking out. Now, a bill to protect them is in the works.