Until then-taoiseach Leo Varadkar broached the need for a grown-up conversation about it, a border poll seemed a hot potato that dare not utter its name outside the confines of a Sinn Féin ard fheis.

A spare power bank is a possible cause of a fire that engulfed an Air Busan plane in January, South Korea's transport ministry said on Friday, citing interim investigation results. Scorch marks on the ...