Our signature stories delve into issues around the world -- from the long-term effects of Agent Orange in Vietnam and escalating gang violence in Mexico to discrimination against whites in South Africa and Afghan immigrants in Iran. See our best Signature videos of the year.

Worldfocus correspondent Hoda Osman and producer Rebecca Haggerty visited the North African kingdom of Morocco to report on how many Moroccans - including those in the government - are turning to Sufism as a moderating influence to combat religious extremism.

Young Muslim women who become pregnant out of wedlock face intense pressures, and are often shunned, scorned and shamed.

Egyptian writers, reporters and bloggers face restrictions when expressing their views.

Though some in the Western world view the veil as a symbol of oppression, for women in Egypt the hijab takes on different meanings.