Delays were reported on the Metro system this afternoon after a passenger required treatment from paramedics.
A passenger fell ill on a train at Pallion Metro station earlier this afternoon.
A Metro spokesman said: "A person on board a train took ill and required the attendance of an ambulance at Pallion Metro Station.
"The train had to be held there for 15 minutes until the paramedics arrived, which caused some delays on the system.
"Trains are now back on the move."