NATO's commander in Afghanistan insists the dropping of the US military's largest non-nuclear bomb on the strongholds of Islamic State was the right weapon at the right time.

At least 43 border patrol officers killed after bus loses control and careens into a ravine. Deborah Lutterbeck reports.

Islamic State has moved back onto the offensive after losing ground in recent days to Kurdish-led forces - killing dozens in an assault on Kobani in northern Syria. Deborah Lutterbeck report ...