Circuit breaker: What is a circuit-breaker lockdown?

The First Minister of Wales has announced a fire-break lockdown, also known as a circuit breaker.

The national lockdown, also known as a circuit breaker, will start at 6pm on 23 October.

But what exactly is a circuit breaker in Covid terms?

Northern Ireland, Singapore and Israel have all used circuit breakers to try to reduce their coronavirus cases.

But how do they work? How long is a covid circuit breaker? How can it help fight coronavirus?

BBC health correspondent Laura Foster explains it all in a minute.

Video by Laura Foster, Terry Saunders and Mattea Bubalo

BBC News