A man is being treated in hospital after being stabbed. 

The 57-year-old was seriously injured after being stabbed in the leg in Robertson Road Brighton last night. 

It is believed the victim knew his attackers. 

A man and woman are currently being questioned by police on suspicion of causing grievous bodily harm. 

A spokesman for Sussex Police said: "At 8pm on Sunday police were called to an address in Robertson St after a 57-year old man had received a stab wound to his leg for which he was treated at the Royal Sussex County Hospital.

"The injury was serious but not life threatening.

"A 42-year old woman and a 30-year old man were arrested on suspicion of causing grievous bodily harm and are currently in custody for interview and further enquiries."