Sinn Fein candidate Francis Molloy was won the seat previously held by Sinn Fein's Martin McGuinness in Mid Ulster.
Mr Molloy won 49% of votes, a reduced majority.
- Sinn Fein's Francie Molloy won 17,462 votes
- Joint unionist candidate Nigel Lutton won 12,781 votes
- Social Democratic and Labour Party MLA won 6,478 votes
- Alliance Party's Eric Bullick won 487 votes
More top news
Another American city is hit by political turmoil as police use tear gas to disperse protesters at a rally in Phoenix, Arizona.
Kim Wall, whose body had been cut apart, is believed to have died while on a privately built submarine belonging to a Danish inventor.
Parts of Scotland and northern England will start the day with outbreaks of thundery rain before it slowly clears through the day.