[Tree] US Air Force awards contract to develop successor to Doomsday plane, Korean Air sells planes to Sierra Nevada

Version 0.1 (2024-05-08 10:56:55.161000)

updates: Korean Air announces sale of five planes to Sierra Nevada

Version 0.09 (2024-04-26 21:52:11.532000)

updates: The US Air Force awards contract to Sierra Nevada Corp to develop a successor to the E-4B Doomsday plane

Version 0.08 (2024-03-08 21:20:53.697000)

updates: The F-35A Joint Strike Fighter has been certified to carry the B61-12 thermonuclear gravity bomb

Version 0.07 (2023-12-10 13:56:24.930000)

updates: Former President Trump warns of nuclear bomb 500 times bigger than Hiroshima

Version 0.06 (2023-11-12 13:28:28.689000)

updates: Restructured and enhanced content for improved clarity and impact

Version 0.05 (2023-11-12 13:28:05.678000)

updates: Restructured and enhanced content for clarity and impact

Version 0.04 (2023-11-12 13:27:37.990000)

updates: Restructured and enhanced the story for improved clarity and impact

Version 0.03 (2023-11-12 13:23:37.789000)

updates: Incorporated information about the potential impact of the B61-13 bomb on European cities

Version 0.02 (2023-11-12 13:16:58.368000)

updates: Restructured and expanded story with additional information

Version 0.01 (2023-11-10 15:56:40.775000)

updates: Restructured and enhanced the content for clarity and impact

Version 0.0 (2023-11-01 16:02:08)

updates: