Incident happened near Ballaugh Bridge
Police say they have arrested a male for being on closed roads during this afternoon's Manx Grand Prix practice session.
The incident is said to have occurred in the vicinity of Ballaugh Bridge.
No further information has been released at this stage.
McGuinness: TT is 'the journey that keeps on giving'
Twenty-three-time winner celebrating 30 years at the event in 2026
Football: Corinthians book place in Hospital Cup final
Ramsey Youth Centre & Old Boys win key Division 2 promotion clash
Rugby: A win and a defeat for national sides on the road
Manx teams make long-awaited return in friendlies against Warrington RUFC
TT 2026: Jamie Williams announces withdrawal from this year's event
Manx rider says it's due to 'circumstances outside of our control'