opinion: Per Curiam.
  For the reasons expressed in the opinions of Justice O’Connor, Justice Kennedy, and Justice Souter, see ante, p. 685 (O’Connor, J., concurring in No. 91-155 and concurring in judgment in No. 91-339), ante, p. 693 (Kennedy, J., concurring in judgments), and ante, p. 709 (Souter, J., concurring in judgment in No. 91-339 and dissenting in No. 91-155), the judgment of the Court of Appeals holding that the ban on distribution of literature in the Port Authority airport terminals is invalid under the First Amendment is
  Affirmed.