Nigeria, March 24 -- The Nigerian police said six operatives have been killed while six are missing after gunmen ambushed a team of operatives in Delta State, South-south Nigeria.

The spokesperson, Force Headquarters, Abuja, Olumuyiwa Adejobi, disclosed this in a statement posted on X on Saturday but did not state the date the operatives were killed.

Mr Adejobi said the slain officers were on a mission to investigate the disappearance of three of their colleagues in the Ohoro Forest in the state when they were ambushed by "armed assailants."

Those killed include two inspectors and four sergeants while four inspectors and two sergeants are still missing, the spokesperson said.

Mr Adejobi, an assistant police commissioner, identified th...