2019 Bærum murder and mosque attack
The 2019 Bærum murder and mosque attack occurred on 10 August 2019 at the Al-Noor Islamic Centre in Bærum, Norway, about 20 kilometres (12 mi) west of the capital city Oslo. Philip Manshaus, a 21-year-old Norwegian man, murdered his 17-year-old adopted sister Johanne Ihle-Hansen at their home.
Source: Wikipedia — 2019 Bærum murder and mosque attack (CC BY-SA 4.0)