![Three women investigate a bathroom stall](/sites/default/files/media_2021/06/202106wrd_southkorea_bathroom.jpg)
A hidden-camera search squad, consisting of student and citizen volunteers, scan a restroom near a public pool in Changwon, South Korea on July 25, 2018.
© 2018 Min Joo Kim/ The Washington Post via Getty Images
A hidden-camera search squad, consisting of student and citizen volunteers, scan a restroom near a public pool in Changwon, South Korea on July 25, 2018.