https://www.washingtonpost.com/world/british-member-of-parliament-reported-to-have-been-shot/2016/06/16/a9b988de-33c4-11e6-ab9d-1da2b0f24f93_story.html"...Gun attacks in Britain are rare, a fact that authorities here attribute to extremely tight gun-control restrictions... "
禁枪是枪击案少的原因, 但不能避免枪杀. 当然了, 美国是枪太多了,收不回来 (没人敢说要收枪, 连不卖或限制某些枪都不行).