Detectives hunting murder a suspect over the killing of a young mother arrested a 25-year-old man on suspicion of assisting an offender, Greater Manchester Police said.
Police are still searching for 28-year-old Michael Cope and have offered a £5,000 reward to anyone who may be able to help him come forward.
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On Monday afternoon, numerous Facebook posts claimed a silver Mini had been stolen from the town with a girl in it.
Top temperatures 10 Celsius (50F).
Britain and the European Commission reached agreement on a transition deal which will allow talks on the future trade relationship.