Fatal Sydney shooting could be another case of mistaken identity, police say

A man shot dead in Merrylands West was not known to police, in a case with similarities to Monday's killing in Campbelltown

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New South Wales police are investigating the death of a man who was shot dead in a home in Sydney's west as a potential case of mistaken identity, marking the second fatal shooting incident in as many days.

Emergency services responded to reports of a shooting at a property in Merrylands West at about 3.15pm, where a man believed to be in his 30s sustained a gunshot wound.