Obasanjo said Nigeria will continue on a backward trajectory unless its leaders are ready to take courageous and decisive steps to address the plethora of challenges. Former President Olusegun Obasanjo says a proposed six-year single-term presidency isn’t the silver bullet to the challenges bedevilling the country.The elder statesman also warned that Nigeria won’t move closer to achieving its dreams unless the leaders and citizens embrace a concept he described as “moral rearmament.” He made this known when he received six members of the House of Representatives at the Olusegun Obasanjo Presid…