Police have made two further arrests after a man was fatally shot.
Two men, aged 26 and 30, have been arrested on suspicion of murder following the death of Michael Blake.
They remain in police custody for questioning.
Shortly before 11.10pm on Thursday, November 3, police were called to Manchester Road, Westhoughton, to what was initially reported as a fail-to-stop collision.
Officers found 28-year-old Mr Blake with a gunshot wound to his leg and a gunshot wound to the back of his head.
He was taken to hospital but died shortly after 10am the next day.
Nathan Aaron Daniels, 27, of Nottingham Avenue, Stockport, appeared at Bolton Magistrates' Court on Wednesday charged with the murder of Mr Blake.
A 27-year-old man, arrested on suspicion of conspiracy to murder, has been released on bail until Friday, December 16.
A 52-year-old woman, arrested on suspicion of assisting an offender, has been released on bail until Wednesday, January 25.