Republicans urged to break silence over Omagh bombing

Detectives hunting the Omagh bombers are to put republican's support for the North's police service to the test with a series of newspaper adverts urging full co-operation.

With investigators seeking information on the Vauxhall Cavalier used by Real IRA terrorists to kill 29 people in August 1998, the new appeal is directed at those living on either side of the Irish border where the car travelled through.