Mealey's (July 8, 2020, 8:20 AM EDT) -- Seven Native American tribes on June 22 sued the United States in two federal courts, seeking to reinstate the 2015 Clean Water Rule (Navajo Nation v. Andrew Wheeler, et al., No. 20-602, D. N.M, Pascua Yaqui Tribe, et al. v. U.S. Environmental Protection Agency, et al., No. 20-266, D. Ariz., Tucson)....