White Americans are the biggest terror threat in U.S., study finds http://t.co/cxoFBB8Q61 pic.twitter.com/iFt40G7X9V— NBC News (@NBCNews) June 24, 2015
White Americans are the biggest terror threat in U.S., study finds http://t.co/cxoFBB8Q61 pic.twitter.com/iFt40G7X9V