article_snippet.sent: A 24-year-old rehab worker killed in a drive-by shooting in Las Vegas was an 'innocent bystander' who had been trying to aid two women who had approached Cassandra Cassidy in the street.
article_snippet.sent: Las Vegas Metropolitan Police are investigating the shooting but have yet to make any arrests.
article_snippet.sent: Las Vegas Metropolitan Police was shot as a car occupied by multiple people drove past while Las Vegas Metropolitan Police was talking to the women, and Las Vegas Metropolitan Police died in hospital shortly afterwards .