Israeli Prime Minister Benjamin Netanyahu has instructed the military to immediately carry out "powerful" strikes on Gaza, according to his office. It comes as Israel said a coffin handed over by Hamas on Monday did not contain the body of another deceased hostage and accused Hamas of a "clear violation" of the weeks-old Gaza ceasefire deal. Hamas said Israel is seeking "to fabricate false pretexts in preparation for taking new aggressive steps" in Gaza and that Israel is obstructing efforts to