18 killed, 43 injured, 50 missing as Boko Haram attacks military base in Borno Many soldiers are feared dead as Boko Haram attacks military base in Borno days after Geidam town in Yobe came under attack. 3 min read At least one Nigerian army officer and 17 soldiers died in battle on Sunday after their base came under sudden but vicious attack by Boko Haram terrorists, military insiders familiar with the matter have told PREMIUM TIMES. The army confirmed the attack on Monday but said only one officer and six soldiers were killed. The army also said its officials, including reinforcements, successfully repelled the attack.