18:50Sunday Politics Northern Ireland21/09/2014BBC One Northern Ireland Duration: 1 hour, 10 minutes Sun 21st Sep 2014, 18:50 on BBC ParliamentThe latest political news, interviews and debate in Northern Ireland.ContributorsPresenter:Mark CarruthersPresenter:Andrew NeilParticipant:Alex SalmondParticipant:John PrescottGenresFactualPoliticsNewsBrandSunday Politics Northern Ireland Source: BBC Online