An off-duty policeman who died after he was attacked on his way home from a night out with friends was a "gorgeous son" who brought "love and laughter" to his family's lives.
A murder investigation is under way after PC Gareth Francis was assaulted in Edgeley, Stockport, yesterday.
Three men were being questioned about the murder today.
Two men aged 20 and 21, both from the Stockport area, were arrested yesterday.
A third man, aged 20, handed himself into a police station last night and was arrested on suspicion of murder.