source: Premium Times (Nigeria); Nigerian Eye; Twitter; Daily Trust (Nigeria); Nigeria Herald; Sahara Reporters
actor1: Islamic State (West Africa) - Lake Chad Faction and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Civilians (Nigeria)
location: Maiduguri
notes: On 12 June 2020, Boko Haram executed a police officer and a soldier in Borno (coded as Maiduguri LGA, Borno) who were abducted earlier.