The troops were killed in an overnight raid by Boko Haram The militants suffered much more serious levels of casualties N’DJAMENA: Boko Haram militants killed seven Chad soldiers and wounded 15 in an overnight attack that saw 63 terrorists killed in return, an army spokesman told AFP on Monday. “The terrorists attacked our forces at midnight in Bouhama... in the Lake Chad region,” Col. Azem Bermandoa told AFP, adding that “63 terrorists were killed” and the search for other attackers continues.