Four men convicted of helping Spain bombing suspects flee . Ten others acquitted by Madrid 's CNN . The National Court convicted Kamal Ahbar , 31 , of Algeria , and Samir Tahtah , 32 , of Morocco , of belonging to an Islamic terrorist group , and sentenced them to nine years in prison , according to a 136-page court ruling . March 11 , 2004 , attacks killed Four people and wounded Ten .
Four men convicted of helping Spain bombing suspects flee . Ten others acquitted by Madrid 's CNN . March 11 , 2004 , attacks killed Four people and wounded Ten .