Three people have been arrested this morning in connection with the murder of a Catholic teenager, Mr Ciaran Cummings (19) last July.
Two men and a woman were arrested following searches in the Shore Road area of Belfast, Antrim and Ballymena.
According to the police, a motorcycle and other items were recoved during the raids.
Mr Cummings was shot dead at the Greystone roundabout on the outskirts of Antrim town while he was waiting for a lift to work
He was shot by the pillion passenger on a motorcycle who opened fire, hitting him at least twice.
Friends of the victim said he had been one of a number of men who had been threatened by loyalists in Antrim town
A caller claiming to represent the Red Hand Defenders told a Belfast newsroom at the time that it was responsible.
He said the killing was a response to the election of two Sinn Féin members to the local council in June.
Mr Cummings lived in the religiously mixed Greystone Estate.