Understanding the loyalist grievances that led to violence in Belfast - with Newton Emerson

It's not just Brexit, or the Bobby Storey funeral, or the constant talk of a border poll. Many factors fed into this week's violence and rioting on the streets of Belfast. The violent clashes involved youths from loyalist and nationalist areas, but today's conversation with Newton Emerson focuses on the roots of the anger and disillusionment felt by the working-class loyalist community, and the role of criminal gangs in fomenting violence against the PSNI.