Sierra Leone's ex-President Ernest Bai Koroma was on Thursday charged with four offenses including treason for his alleged role in a failed coup to topple the West African country's government in November. Twelve other people also were also charged with treason in connection with the failed coup, including former police and correctional officers and a member of Koroma's security detail. For more, VOA’s Esther Githui-Ewart spoke to Steven Nabieu Rogers, a public policy & good governance analyst and a native of Sierra Leone.