Human rights — Detention — Right to a hearing — Extradition cases — Whether author’s detention pending extradition arbitrary — International Covenant on Civil and Political Rights, 1966 — Article 9 of the Covenant — Right to liberty and security of person — Arbitrary detention — Effective remedy

International tribunals — United Nations Human Rights Committee — Jurisdiction — Admissibility — Other procedures of international investigation — Whether failure to exhaust local remedies — Whether author’s claim inadmissible ratione materiae