Nigeria’s police chief insisted upcoming national polls will be secure, in an interview with AFP, despite violence that usually flares up during election seasons, a jihadist insurgency and a raging kidnapping crisis.Africa’s most populous country heads to the polls in January when President Bola Tinubu will seek re-election.Votes have in the past been marred by violence, with politicians recruiting thugs to intimidate opponents and silence dissenting political views, rights groups s