TO GO WITH AFP STORY BY PHIL HAZLEWOOD
A grave-digger heaps sand on graves where victims or dead members of Boko Haram Islamists are buried at Gwange Cemetery in Maiduguri, northeast Nigeria, on February 2, 2016. 
Even the dead weren't safe from Boko Haram when the Islamist insurgency erupted in the northeast Nigerian city of Maiduguri nearly seven years ago.The dead may no longer be able to tell tales but the grave-diggers of the Gwange Cemetery certainly can. / AFP / PIUS UTOMI EKPEI        (Photo credit should read PIUS UTOMI EKPEI/AFP/Getty Images)