無理心中 ― murder-suicide

アメリカ・バージニア州で、子供3人を含む家族5人が拳銃で撃たれて死んでいるのが見つかったということです。


A family of five, including three children, has been found shot dead in Virginia.

Police said they are treating the case as a case of murder-suicide.

According to the police the bodies, which were found in Culpepper, a town of 15,000 people, were of three school aged children and two adults.
(David Millward. Family of five found dead in possible 'murder suicide.' The Telegraph. August 4, 2014.)


いわゆる“無理心中”事件のようですが、これを英語で、


murder-suicide


と表現しています。

辞書には載っていないのですが、ある程度定着している表現のようです。