By Bashir Bello, Dennis Agbo, Nnamdi Ojiego, Marie-Theresa Nanlong & Egufe Yafugborhi As the new Service Chiefs settle down to confront the worsening security challenges in the country, retired senior military have charged them to avoid the pitfalls of their predecessors. The former security officers, who spoke to Sunday Vanguard, on the appointment of the military heads, described the development as a welcome one. President Muhammadu Buhari had, on Tuesday, January 26, 2021, appointed new Service Chiefs after accepting the resignation of former military heads. According to a statement by p...