India, June 11 -- Northern Ireland braced on Wednesday for a potential second night of violence directed at immigrants, following unrest that UK authorities say was stoked by far-right activists on social media after a brutal Belfast stabbing. The Northern Irish capital's centre was largely deserted by late afternoon, with restaurants and shops shuttered and public transport poised to close amid fears of a repeat of Tuesday night's disorder. But the main flashpoints 24 hours earlier appeared quiet as evening approached, with some schools shutting early and police bolstering their presence on the city's riot-scarred streets. P9...