Four people have been arrested in connection with the murder of teenager Lyrico Steede in Bulwell.
Lyrico, 17, who was known as Rico, was stabbed in the area of Stock Well at around 7.30pm on Tuesday, February 13. He died in hospital six days later.
Notts Police said on Wednesday (February 28) two 17-year-old boys and an 18-year-old man had been arrested on suspicion of murder.
A 17-year-old girl has been arrested on suspicion of conspiracy to commit murder.
Detective Chief Inspector Hayley Williams, who is leading the investigation, said: “We continue to pursue lines of enquiry in relation to the murder of Rico and if you saw anything that night or you have any information you think could assist our investigation, get in touch.”