A man is held on suspicion of assisting an offender after the killing of Olivia Pratt-Korbel.
Image source, Family handoutA man has been arrested on suspicion of assisting an offender following the death of Olivia Pratt-Korbel, who was shot in her home.
The nine-year-old was killed as her mother tried to stop a gunman entering their home in Liverpool on 22 August.
Merseyside Police said a suspect had been stopped on the M42 near Leamington Spa on Sunday evening and the vehicle had been seized.
The 34-year-old driver, of Liverpool, has been taken into custody.
A man, 34, also from Liverpool, was arrested on suspicion of murder and attempted murder in the early hours of Sunday.
Two other men, aged 29 and 41, have been detained on suspicion of assisting an offender.
The suspects remain in police custody where they are being questioned by detectives.
Olivia was shot in the chest by a gunman who had chased convicted burglar Joseph Nee, who was the intended target of the attack, into her home.
Neither of the men who entered the home had any links to her family.
Her mother Cheryl Korbel was shot in the wrist as she tried to shut the door on the shooter.
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