Update: The rest of the Southern 100 event has now been cancelled with the following statement issued:

“Following the serious incident that occurred during the final lap of last night’s practice session, the Southern 100 can confirm that the remainder of the event is now cancelled. The Clerk of the Course has taken the decision to cancel the remainder of the event due to the ongoing investigations and this continues to be the priority of the organisation.”

It has been confirmed by police that the fatalities were a rider and a marshal, both male. Our thoughts are with their loved ones at this tragic time.

Two people have died in a crash at the Southern 100 road races on the Isle of Man.

In a statement, organisers said the incident involved two riders, a marshal and a spectator.

No further details of any of those involved or the fatalities have been released.

The crash happened at about 18:50 BST between Castletown Corner and Ballakeighan on the Billown Circuit in Castletown in the south of the island.

The statement said: “The incident involved two riders, a marshal and a spectator and it is with deep sadness that we regret to announce that this incident has resulted in two fatalities.

“We pass on our deepest sympathy to the families, loved ones, and friends of those involved.

“At this time, we are unable to provide any further details of those involved in the incident and the current focus is to support those involved.”

Organisers said the coroner had been informed.

The red flag incident took place at the end of the 1,100cc practise session on the Billown Circuit at about 18:50 BST.

At about 21:00, organisers confirmed the remainder of the evening’s sessions and the senior race has been cancelled.