Will Post-Brexit Britain Affect EU Sanctions Against Iran, Others?

Concerns have arisen that European sanctions against countries like Iran, Syria and North Korea could be undermined by Britain’s upcoming departure from the European Union. Britain will be free to implement its own sanctions regime — and while both Brussels and London insist they will continue to work together, analysts say there are risks that Britain will seek a different path as it carves out new economic and strategic partnerships after Brexit. Henry Ridgwell reports from London.