For some Muslims in U.K., conflict of identity and isolation

Aired: 1/26/2015 | 0:08:02 | Clip
Nearly a third of the 15,000 foreign fighters for Islamic State are Muslims from Western Europe, seeking an alternative to the alienation some feel here at home. Chief foreign affairs correspondent Margaret Warner reports from London on how cultural isolation and discrimination can help drive young Western recruits to embrace radicalism.