A man has died on a morning train service, Sydney Trains has confirmed.
The 45-year-old male passenger reportedly went into cardiac arrest, with paramedics meeting the North Shore Line train at Granville.
Sadly, the outcome was not favourable.
Sydney Trains are advising passengers that emergency services are still on-site, and flow-on delays are currently affecting some T1 Western Line services.
Commuters are advised to listen for announcements and reach out if they require any assistance.