20.04.20
Nova Scotia mass killings: What we know and what we don't know
https://www.cbc.ca/news/canada/nova-scotia/mass-killings-what-we-know-what-we-don-t-1.5537918
toll : suffering, deaths, or damage.
tragic : very sad, often involving death and suffering.
incomprehensible : impossible or extremely difficult to understand.
veteran : a person who has had a lot of experience of a particular activity.
numerous : many
casualty : a person injured or killed in a serious accident or war
secured : secured loans, debts, etc. involve an agreement for the lender to take particular assets from the borrower if the money is not paid back.
pursued : to follow someone or something ,usually to try to catch him, her, or it.
scattered : covering a wide area
suspect : n.a person who is believed to be guilty of something.
lone : alone
assessment : 평가