source: Sembe TV; Undisclosed Source
actor1: Islamic State (West Africa) - Lake Chad Faction and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
actor2: Civilians (Cameroon)
location: Talkomari
notes: On October 15, 2019, Boko Karam killed one person in Kassa, near Talkomari [unfound location, coded: Talkomari].