Media playback is unsupported on your device

Scots police merger 'sets example'

31 March 2013 Last updated at 20:33 BST

From Monday Scotland's eight regional police forces will be replaced by a single national service in the biggest reform of policing in the country for decades.

The chief constable of Scotland's new national police service, Steve House, says the merger improve policing and save money, but critics say local accountability will be damaged.

James Cook reports.