ABUJA, Nigeria — West Africa regional bloc ECOWAS on Saturday imposed an arms embargo against Guinea, accusing the ruling military junta for "mass human rights violations" during anti-government protests last month. The Economic Community of West African States (ECOWAS) also threatened full sanctions on Niger if President Mamadou Tandja does not take immediate steps to resolve the country's political crisis. International pressure has increased for Guinea's military... (GunPolicy.org)