>> A petrol station in Northern Ireland, the scene of a shooting on Sunday night. Two Belfast policemen attacked by a gunman, one rushed into surgery with shot wounds. Authorities say they've arrested a suspected attacker.>> Our main line of enquiry at the minute is violent dissident republicans. One arrest has already been made.
I know there's some rumors that shots were returned by police. At this stage, that is not correct. There were no shots returned by police.>> Attacks like this have been rare since 1998, when a peace deal ended decades of violence between Irish Catholics and pro-British Protestants. Last year, a police officer was killed in a car bombing claimed by militant nationalists opposed to that deal.
>> So as first minister->> The latest violence comes ahead of regional elections in March following the collapse of a coalition between Irish nationalists Sinn Fein and the Democratic Unionist Party.>> Today Sinn Fein will not renominate for the position of deputy first minister.