Fears of all-out war in Gaza are escalating as a row over extending the ceasefire hit a stalemate, and as Israel piles pressure on Hamas to settle on another truce. Hamas has refused to agree to an extension of the ceasefire’s phase one, which ended on Saturday, blocking further hostage releases from the Palestinian Strip. Both sides are bracing for war to return to the enclave and Hamas senior official Osama Hamdan said: “The occupation is pushing to return things to square one and overturn