Nigeria, May 11 -- Amnesty International has called on Nigerian authorities to investigate the reported killing of civilians during a military airstrike in Shiroro Local Government Area of Niger State.

The organisation, in a statement on Monday, condemned what it described as the killing of at least six civilians in Guradnayi settlement near Kusasu during an air operation carried out in the early hours of Sunday.

"Nigerian authorities must promptly carry out an independent, impartial and transparent investigation into the incident, make the findings public, and ensure accountability for any violations of international law," Amnesty International said.

The rights group said early reports from the community indicated that the strike hit ...