Hamas said it would postpone this week’s release of Israeli hostages due to disputes over security and humanitarian goods, the most serious challenge yet to a fragile cease-fire under which another 17 Israeli hostages or their bodies are to be returned to Israel over the coming weeks.

The Hostages and Missing Families Forum said they were appealing to mediators for 'rapid assistance' to find 'an immediate and effective solution that will restore the implementation of the deal'