The M23 armed group has pushed deeper into the Democratic Republic of Congo’s mineral-rich region after capturing the key cities of Goma and Bukavu – the capitals of North and South Kivu provinces, respectively – in recent weeks. Security sources have told Al Jazeera that the Rwanda-backed rebels had entered Nyabiondo village, about 100km north of Goma and located on the road leading to the strategic town of Walikale in North Kivu.

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