Forty-eight hours after the Chief of Army Staff (COAS), Lt-Gen. Tukur Buratai, said he doubts if the abducted students of the Government Girls Secondary School, Chibok, Borno State, were still alive, President Muhammadu Buhari has reiterated his administration’s commitment to rescue them unharm. Buratai had on Tuesday at a press briefing on this year’s ‘Nigerian Army…