UK Prime Minister Rishi Sunak demands that unionists end their boycott of the devolved government in Northern Ireland, in a speech marking 25 years of peace in the divided territory. "I urge you to work with us to get Stormont up and running again. That's the right thing to do in its own terms. And I'm convinced it's also the right thing to do for our union (UK)," Sunak says in Belfast. SOUNDBITE