Brother of Afghan Taliban leader killed in blast at Pakistan mosque - sources

The brother of Afghan Taliban leader Haibatullah Akhundzada was among at least four people killed in a blast on Friday at a mosque in southwest Pakistan, according to two Taliban sources.

The mosque is 25 kilometers (15 miles) from the city of Quetta, the provincial capital of Balochistan, where separatist insurgents and Islamist militants are active.

Hafiz Ahmadullah was the younger brother of the Taliban leader, one of the sources said.