Northern Ireland marks 25th anniversary of Good Friday agreement | CNN

Northern Ireland marks 25th anniversary of Good Friday agreement

CNN’s Nic Robertson is in Belfast, Northern Ireland, where residents are marking 25 years since the landmark peace deal that ended decades of deadly violence known as the “Troubles.” And as he finds out, some of the resentments that flared during the conflict are still simmering under the surface. Then, CNN’s Laila Harrak talks to Professor Liam Kennedy about the potential threats that could upend the peace in Northern Ireland.