Baghdad , Iraq ( CNN ) -- Laws passed by Iraqi parliament must be approved by president and two vice presidents . One VP , Sunni Tariq al-Hashimi , holding off on signing new election law . Sunni Tariq al-Hashimi vetoed previous version of bill December 8 , saying it left out Iraqi refugees . U.S. 's president and other CNN trying to persuade Sunni Tariq al-Hashimi to sign the bill .
Laws passed by Iraqi parliament must be approved by president and two vice presidents . One VP , Sunni Tariq al-Hashimi , holding off on signing new election law . Sunni Tariq al-Hashimi vetoed previous version of bill December 8 , saying it left out Iraqi refugees . U.S. 's president and other CNN trying to persuade Sunni Tariq al-Hashimi to sign the bill .