Arrest in Ronan Kerr murder investigation

Police investigating the murder of Constable Ronan Kerr in a car bomb attack outside his Omagh home on Saturday have arrested a man.

The 26 year old was arrested in Scotland.

Police have also said there was a "very significant" arms find in the Coalisland area of East Tyrone last night.

The weapons included four rifles, detonators, component parts for rocket launchers and suspected plastic explosives, believed to be Semtex.