If confirmed, rumors that Russia intends to use nuclear weapons against satellites would force the West, China and commercial companies to come up with protective measures, while Washington and Beijing would also need to adapt their deterrence strategies vis-a-vis Moscow. The chairman of the U.S. House Intelligence Committee, Republican Rep. Mike Turner of Ohio, said on Feb. 14 that he and other members of Congress had received new intelligence from the administration of U.S. President Joe Biden regarding a ''serious national security threat.'' While he declined to provide more information, he called on the Biden administration to declassify the intelligence to enable Washington to better coordinate with its allies on the matter. According to subsequent reporting by several U.S. media outlets, the threat appears to be related to Russia's development of nuclear anti-satellite (ASAT) weapons. However, reporting on the device's type is inconsistent, as at least one reputable U.S. media...