source: Twitter
actor1: Military Forces of Nigeria (2015-)
actor2: Islamic State (West Africa) and/or Boko Haram - Jamaatu Ahli is-Sunnah lid-Dawati wal-Jihad
location: Rann
notes: 01 March. Boko Haram attacks and kills three UN aid workers in Rann village. Additionally 6 soldiers and 4 police were captured. The 10 members of security forces were then tied up and shot at close range.