File Photo Relatives of 12 people held for “suspected acts of terrorism” and found dead in their prison cells earlier this month, accused the Burkina Faso security forces of having executed them. The 12 men, among 25 arrested on the same charges, were found dead in their cells at Tanwalbougou, in the east of the country, the local prosecutor announced on May 13. The local gendarmerie has already launched an investigation into their deaths. “All the people were executed in a systematic manner,” said Aziz Diallo on Monday. Diallo’s cousin, 34-year-old Abdoulaye Barry, was one of those who died. “All the witnesses at the cemetery (where the bodies were initially buried) were of the opinion that they had been executed,” he added. “My cousin was executed with a bullet in the head,” said Diallo,...