The men were named as British-Israeli Nadav Popplewell, 51, Chaim Peri, 79, Yoram Metzger, 80, and Amiram Cooper, 85. Hamas released a video showing the other three men in December. All four hostages were kidnapped from kibbutzes near the Gaza Strip on 7 October. Hamas killed about 1,200 people and took 251 others hostage during its attacks on southern Israel, according to Israeli authorities. At least 36,470 people have been killed in Gaza in almost eight months of fighting, according to the Hamas-run health ministry.