article: The victim, 20, was found at a house in Crawley after paramedics were called about 03:00 BST. He was found in Spencers Road, having sustained stab wound to the abdomen, and died a shortly afterwards in hospital. Two men aged 24 and 22 and two 20-year-old men, all from Crawley, were detained and are in custody. A police guard has been set up in Spencers Road and officers are speaking to residents in the area following the death of the man, who came from Mayfield.
summary: Four people have been arrested on suspicion of murder after a man was found with serious injuries.