Israeli attacks have killed at least 42 people across Gaza since dawn, medical sources told Al Jazeera, as the United Nations General Assembly prepares for a vote urging an unconditional ceasefire in the besieged enclave.

Israel launched a wave of strikes across Iran on Friday that targeted its nuclear program and military sites, killing at least two top military officers and raising the prospect of an all-out war between the two bitter Middle East adversaries. It appeared to be the most significant attack Iran has faced since its 1980s war with Iraq.