Police investigating murder of Sarah Montgomery make second arrest

Police Service of Northern Ireland (PSNI) scene of crime officers (SOCO) in the Elmfield Walk area of Donaghadee, Co Down (Liam McBurney/PA)

Police investigating the murder of pregnant mother-of-two Sarah Montgomery in Co Down have made a second arrest.

A 42-year-old woman has been arrested in Belfast on Monday on suspicion of assisting an offender.