(Leah Hogsten | The Salt Lake Tribune) Signs all over the Navajo Nation encourage people to wash their hands, wear a mask, social distance and mind the curfew, June 22, 2020. More than one-third of Navajo Nation households lack running water. Families fill jugs at communal wells or buy bottled water from stores — both costly and time-consuming burdens that have become only more difficult during the pandemic and the tribe’s daily and weekend curfews.