Mayaƙan IS sun ƙara kai wa sojojin Najeriya hari, karo na biyu a cikin kwanaki biyu.
Rundunar sojin Najeriya ta ce maharan sun kashe dakarunta huɗu a wani sansanin su da ke kusa da garin Rann da ke kan iyakar ƙasar da Kamaru a ihar Borno.
A ranar Litinin ma IS ta kai hari a wani sansanin soji da ke yammacin Borno, a garin Marte, inda aka bayar da rahoton kisan sojojin Najeriya da dama.
Masu sharhi sun ce a baya bayan nan mayaƙan masu iƙirarin jihadi sun canza salon kai hare-hare, ciki harda amfani da jirgin sama marar matuƙi.