NEW : The mole studied Arabic in Yemen to draw al Qaeda 's attention , analyst says . I do n't think he was pulled out prematurely , '' Alani told CNN . ` NEW : Saudi agents smuggled him out of Yemen and separately retrieved the bomb , he says . The man was a Saudi citizen of Yemeni descent who had fallen in with jihadist sympathizers . Al Qaeda 's British branch has `` a whole outfit '' targeting Yemen , source says .
NEW : The mole studied Arabic in Yemen to draw al Qaeda 's attention , analyst says . NEW : Saudi agents smuggled him out of Yemen and separately retrieved the bomb , he says . The man was a Saudi citizen of Yemeni descent who had fallen in with jihadist sympathizers . Al Qaeda 's British branch has `` a whole outfit '' targeting Yemen , source says .