U.S. Officials Monitoring Threats to West by Al Qaeda AffiliateThe Khorasan terror group, an offshoot of al Qaeda, has been a growing concern of American officials for months.Get more newsLiveonPrintSaveCreate your free profile or log in to save this articleSept. 24, 2014, 11:33 PM UTC / Updated Sept. 24, 2014, 11:26 PM UTC