- A 23-year-old university student, Marco Tapia, has been shot and killed during a targeted home invasion in Sydney .
- Police arrived at the Glen Alpine property early on Tuesday morning following the attack, which occurred while Tapia was asleep.
- Tapia, a biomedical engineering student with no links to organised crime, was described by his family as an innocent victim.
- Detectives are investigating a social media post by an underworld figure suggesting the shooting was a case of mistaken identity.
- Officers are examining an abandoned vehicle found in nearby Minto as part of their investigation into potential links to Sydney crime gangs.
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