A Sinn Fein party election worker dressed up as a crocodile stands behind a banner referring to Brexit outside a polling station in Belfast on March 2, 2017 as voters in Northern Ireland go to the polls to elect a new Assembly. Northern Ireland began voting Thursday in snap elections to resolve a political crisis fuelled by bad blood and Brexit, which is testing the delicate peace in the British province. Long-simmering tensions boiled over in January when the Sinn Fein party -- once the political arm of the Irish Republican Army -- brought down the province's semi-autonomous government. / AFP PHOTO / Paul FAITH (Photo credit should read PAUL FAITH/AFP via Getty Images)