Murder probe after man, 65, punched over cigarette in St Helens
A man was punched and later died after he was stopped and asked for a cigarette, prompting a murder inquiry.
Len Saunders, 65, was with a friend when they were asked whether they had a cigarette in Ward Street, St Helens, at 18:50 BST on 21 July.
After replying that they did not smoke, Mr Saunders was punched in the head and fell to the ground, police said. He was taken to hospital and died on Sunday.
Two boys aged 15 and 17 have been arrested on suspicion of murder.
A post-mortem examination was due to take place to establish the cause of Mr Saunders' death.
Det Insp Cath Haggerty, of Merseyside Police, called for anyone with information to contact the force.