Whether a United States Court of Appeals may avoid ruling on a constitutional challenge to a statute implicating Fourth Amendment concerns if it determines that suppression is not an available remedy?; Does 50 U.S.C. § 1861 et seq, the Foreign Intelligence Surveillance Act's 'Access to Business Records' authority, require, or even permit, ex parte and in camera review of evidence derived from collection made pursuant to its authority?

(1) Whether a United States Court of Appeals may avoid ruling on a constitutional challenge to a statute implicating Fourth Amendment concerns if it determines that suppression is not an available remedy? (2) Does 50 U.S.C. § 1861 e¢ seq, the Foreign Intelligence Surveillance Act’s “Access to Business Records” authority, require, or even permit, ex parte and in camera review of evidence derived from collection made pursuant to its authority? i