Nigeria, Feb. 16 -- The killing of a Divisional Police Officer (DPO) during an anti-rustling operation in Katsina State has raised fresh concerns about the durability of recent peace deals with armed groups, even as security authorities point to operational gains.

Officials confirmed that Muhammad Kabir, a chief superintendent of police and the DPO of Rimi Division, was fatally shot on Thursday while leading a response team that killed three suspected cattle rustlers in Magaji village in the Rimi Local Government Area.

The clash had earlier been flagged in a security alert by Beacon Security and Intelligence Limited (BSIL), a private risk monitoring firm, before official confirmation by authorities.

The incident reflects a troubling pa...