The acting Director of Research and Studies at the Nigerian Institute of International Affairs, Lagos, Prof. Efem Ubi, says the withdrawal from the Economic Community of West African States (ECOWAS) by Mali, Niger and Burkina Faso, would definitely weaken the regional body. In this interview with DAILY POST, the diplomat takes a holistic view on the implications of the withdrawal, what led to the development and what the ECOWAS as a body needs to do urgently to avoid a crisis in the sub-region, among others. Excerpts! What is the implication of the recent announcement of the withdrawal of Burk…