It’s now the fourth day of the ceasefire between Israel and Hamas. 

Dozens of hostages have been released from Gaza, in exchange for the release of more than 100 imprisoned Palestinians in Israel. 

But what has the hostages' experience in captivity been like? How are they now? And does this extraordinary turn of events - the first pause in almost two months of fighting - signal a greater change in the conflict?

Today, national correspondent Matthew Knott on what the loved ones of hostages have told him about their experiences, and what might come next.