The munitions, named by a government official as GBU-72 Advanced 5k Penetrator bombs, were first released in 2021.

A Japanese atomic bomb survivor who spent decades researching American prisoners of war killed in the Hiroshima attack has died at age 88.

Mori, who was 8 years old when the U.S. attacked the Japanese city, later tracked down the families of 12 American POWs in Japan who were killed in the blast.

Atomic bomb survivor Mori Shigeaki has passed away. He was 88 years old.Mori experienced the atomic bombing in ...