By Abba Dukawa, Contributing Reporter _____ Nigeria has not sufficiently improved its capacity toward attaining self food reliance, almost two years since  Buhari’s  administration ordered the closure of  Nigeria’s land borders. The policy of shutting it border is to achieved food security, curtail the importation of drugs and proliferation of small arms which threaten the country security. Unfortunately, the shutting of land borders has failed to stop the flow of arms into the country. Insurgents,...