KIDNAPPERS are demanding a ransom of one million naira each to release around 80 children snatched from a boarding school in northern Nigeria last month, according to a pastor involved in the negotiations for their release. The attack on the Bethel Baptist High School in the state of Kaduna was the 10th mass school kidnapping since December in northwest Nigeria, which authorities have attributed to criminal gangs seeking ransom payments. "(Bandits) are asking for one million naira on each of the 80 students remaining with them," Reverend Ite Joseph Hayab told Reuters by telephone. Kidnappers released 28 children last month…