Since the shootings at Fort Hood, authorities have focused not only on the accused gunman, Maj. Nidal Malik Hasan, but also on Anwar Al-Awlaki, a Muslim cleric Hasan knew. Margaret Warner reports.

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Prayers and tears filled the scene of Tuesday's memorial service at Fort Hood Army Base in Texas, where 13 soldiers were killed in Thursday's shooting rampage.

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As the investigation continues into last week's shootings at the Fort Hood military base, officials are beginning to look deeper into the suspected gunman's background, including possible ties to a radical cleric.

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Gwen Ifill speaks with Spencer Hsu of the Washington Post about the investigation into last week's shooting rampage at Fort Hood.

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Ray Suarez digs into the life of suspected Fort Hood gunman Maj. Nidal Malik Hasan and possible motives for the attack on the Army base.

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In other news, President Obama signed an expansion of the federal hate crimes law, and new home sales fell unexpectedly by 3.6 percent in September.

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From "American Idol" to "Afghan Star," art and entertainment can be powerful tools for cultural exchange. That's the argument in the recent report, "A New Way Forward," which calls for the utilization of the arts to build a better relationship…

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Despite a resurgence of Islam in the predominately Muslim country, Indonesia has remained politically secular. Fred de Sam Lazaro reports.

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Ray Suarez speaks with Washington Post reporter Pamela Constable who has been reporting from Islamabad on the Pakistani army's offensive against militants.

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Opposition demonstrators were met with riot police and tear gas Thursday in Tehran. Lindsey Hilsum from Independent Television News reports.

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