PORTLAND, Ore. (AP) — People with disabilities in Portland, Oregon, have sued the city, saying they can’t navigate its sidewalks because of sprawling homeless encampments. The federal class action lawsuit says the city has violated the Americans with Disabilities Act by allowing homeless people’s tents to block city sidewalks, making it difficult for people using wheelchairs, walkers or canes to use them. “The entire class of persons with disabilities are regularly deprived of the benefits of services of the city of Portland,” said John DiLorenzo, lead counsel for the plaintiffs. The suit was filed Tuesday in U.S. District Court in...