Cameroon has been strengthening its troop presence along the border with Nigeria Cameroon has carried out its first air strikes against militant Islamist group Boko Haram, after it overran a military base and attacked five villages, officials have said. The military repelled the coordinated attacks and regained control of the base, they added. At least 41 militants and one soldier were killed, the officials said. The Nigeria-based group is increasingly carrying out cross-border raids, threatening Cameroon's security. The latest fighting was the most ...