sentences:  Yakub and Aiubkhan Magomadov
  
  Aiubkhan and Yakub Magomadov are two brothers from Kurchaloy, Chechnya, who have disappeared in respectively 2000 and 2004.Amnesty International fears that the "disappearance" of Yakub, may be connected to his efforts to find his younger brother, detained by the Russian federal forces in his home on October 2, 2000, and not been seen since.