As counterterrorism raids step up in Europe in the wake of the Brussels bombings, police have made at least four arrests in a series of raids in Belgium and other four other countries
As counterterrorism raids step up in Europe in the wake of the Brussels bombings, police have made at least four arrests in a series of raids in Belgium and other four other countries. New evidence has been found about another attack planned in France. Allen Pizzey reports from Brussels with the latest.