source: Daily Trust (Nigeria); Nigeria Punch; News Chronicle
actor1: Unidentified Armed Group (Nigeria)
actor2: Police Forces of Nigeria (2015-) Prison Guards
location: Abako
notes: Around 13 May 2020 (week of), unidentified gunmen abducted and killed an officer of the Nigerian Correctional Service in Abako (Katsina-Ala LGA, Benue)