Gaza crisis: Miliband says Israeli action 'unjustifiable'
3 August 2014 Last updated at 19:05 BST
Labour leader Ed Miliband has called on the prime minister to send "a much clearer message" to Israel that its actions in Gaza are "unacceptable and unjustifiable".
On Sunday, Foreign Secretary Philip Hammond spoke to Israeli government ministers - restating Britain's call for an immediate and unconditional humanitarian ceasefire.
Chris Mason reports.