Four men have been arrested following the shocking murders of 11 Chinese construction workers in Afghanistan but mystery remains as to who masterminded the brutal attack. China’s official Xinhua news agency reported that four people had been detained over the killings, news confirmed Saturday by Kunduz police chief Mutalib Bek. According to the governor of Kunduz province, Mohammed Omar, two of the Afghans arrested are believed to be loyal to renegade Islamist warlord Gulbuddin Hekmatyar. “One was… a former Hezb-i-Islami who had joined the Taliban,” he told AFP. “And the other who has been arrested by Baghlan (police) is Noor Mohammed, also an ex-Hezb-i-Islami commander.” Full Story