494 U.S. 1 110 S.Ct. 914 108 L.Ed.2d 1 J. Paul PRESEAULT, et ux., Petitioners v. INTERSTATE COMMERCE COMMISSION et al. No. 88-1076. Argued Nov. 1, 1989. Decided Feb. 21, 1990. Syllabus Because pre-existing federal law failed to deal adequately with the national problem of shrinking rail trackage, Congress enacted the National Trails System Act […]