"This is every parent's worst nightmare" - father of missing university student
The parents of missing UVA student Hannah Graham plead for the public's help as police issue an arrest warrant for a man identified as a person of interest. Rough Cut (no reporter narration).
More clashes on Syrian-Turkish border as refugee crisis grows
Turkish security forces have dispersed protesters at the Syrian-Turkish border with tear gas and water-cannon, amid a refugee crisis that is escalating by the day. lslamic State militants have forced more than 130,000 Syrian Kurds to cross into Turkey in just three days, and many more are expected. Nathan Frandino reports.