A reported 279 schoolgirls are still missing in Nigeria. Three weeks ago they were kidnapped by the armed group Boko Haram, yet authorities seem no closer to rescuing them. Public anger continues to grow, and on Tuesday police reported the abduction of eight more girls. How are Nigerians responding to the security crisis? What more could be done to help the abducted girls and prevent further cases? Join the conversation at 19:30 GMT.