In Jeannette Rankin Brigade v. Chief of Capitol Police, a three-judge panel of the United States District Court for the District of Columbia, striking down a statute that forbade `parad[ing], stand[ing], or mov[ing] in processions or assemblages' around the Capitol, concluded that the Grounds are an area to which access cannot be denied broadly or absolutely. 342 F.Supp. 575, 583-84 (D.D.C.197