A jihadist group in Mali on Monday claimed to have captured a fighter from the Kremlin-linked Wagner mercenary group reportedly fighting Islamist militants in the West African country. “In the first week of April, [we] captured a soldier of the Russian Wagner forces in the Segou region in central Mali,” the GSIM (the Group to Support Islam and Muslims) said in a statement sent to AFP overnight. It is the first time the GSIM, an Al-Qaeda-linked alliance and the biggest jihadist network in the Sahel, has announced the capture of a fighter with the Wagner group. The United States, France and othe…