Agency head Yuri Borisov said Sarmat missiles have been placed on combat duty, according to Russian news agencies. Further details were not reported. The Sarmat is one of several advanced weapons whose development Putin announced in 2018. The silo-based missile, capable of carrying multiple nuclear warheads, is intended to replace the R-36 ICBMs that are known by the NATO reporting name of Satan. The Sarmat reportedly has a short initial launch phase, allowing little time for surveillance systems to track it. In 2022, about two months after sending troops into Ukraine, Putin said the Sarmat would “reliably ensure the security...