Donald Trump's commerce secretary has held out the prospect that Airbus's acquisition of a majority stake in Bombardier's controversial C-Series jet programme could have an impact on US tariffs on the plane which threaten jobs in Northern Ireland.

The announcement that Airbus is taking a majority stake in Bombardier's C-Series jet project has been welcomed by politicians in the North.

A preliminary US finding on a trade dispute which could threaten thousands of Northern Irish jobs is due later.