Terror alert: What does laptop ban on some flights mean for you?

Today marks the first anniversary of the terror attacks in Belgium that prompted raised security measures in airports across the world. Now the British government has announced a cabin baggage ban on laptops on direct passenger flights to the UK from six different countries in the Middle East and Africa.

So why has the ban come into force and what does it mean for you? To help answer those questions, we're joined by Simon Calder and security expert Sally Leivesley.