It's Saturday evening, the end of a hot day, and a group of women and children have gathered at North Seattle's Meadowbrook Pool for their monthly swim. Most of the pool staff has left, except for two female lifeguards, who on this day will be on duty for the next two hours. The women and children — all Muslims — have been swimming in private once a month at Meadowbrook as part of a program organized by the North Seattle Family Center. Because Islam requires Muslim women to fully cover themselves in public, swimming in pools or the ocean is...