U.S. congressman raises questions for Christopher Stevens hearing . Ambassador Christopher Stevens and three other Republicans were killed in attack . Nunes outlined the questions he hopes the committee will finally get answers to from witnesses . Lawmakers have been pressing for witness accounts from the the year attack . Benghazi has become a political flashpoint between Americans and Obama administration .
U.S. congressman raises questions for Christopher Stevens hearing . Ambassador Christopher Stevens and three other Republicans were killed in attack . Lawmakers have been pressing for witness accounts from the the year attack . Benghazi has become a political flashpoint between Americans and Obama administration .