 In reversing, the Court of Appeals held that the policy violated the Fourth Amendment.The appellate court concluded that before imposing a suspicionless drug-testing program a school should demonstrate some identifiable drug abuse problem among a sufficient number of those tested, such that testing that group will actually redress its drug problem, which the School District failed to demonstrate.In a majority opinion delivered by Justice Clarence Thomas, the Court held that students in extracurricular activities had a diminished expectation of privacy, and that the policy furthered an important interest of the school in preventing drug use among students.