How are murdered and killed grammatically different?

I'm writing a fictional story and I need to know if this sentence is grammatically correct? "A famous cold case is the MURDER of Victoria Adisho, who was KILLED in May 2008. Her death became more publicized because the Marble Hill shooting occurred the following night not far from where she was... show more I'm writing a fictional story and I need to know if this sentence is grammatically correct?
"A famous cold case is the MURDER of Victoria Adisho, who was KILLED in May 2008. Her death became more publicized because the Marble Hill shooting occurred the following night not far from where she was KILLED."
I capitalized those three words to emphasize if I chose the right word or not.
Is it correct?
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