Play video, "張又俠被查：中國解放軍領導層七剩二 學者稱或影響對台計劃", 節目全長 2,48
Isaacman also highlighted a push to rebuild NASA's workforce, shifting some key roles from contractors — who today make up about 75 percent of the agency's technical labor — back to in-house expertise. NASA leaders say that will give them more control over launch preparations, as it did in the Apollo and space shuttle eras.
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A protein reinforces the blood–brain barrier, which becomes leaky with age.
Мощный удар Израиля по Ирану попал на видео09:41