Launching submarine-based hypersonic missiles is a potent ability. Here's What You Need to Remember: The launch platform for the missile will apparently be Russia’s nuclear-powered cruise missile submarine, the improved Yasen-class, which is Russia’s newest and most advanced. The improved Yasen-class has a low or non-magnetic steel hull that either greatly reduces or altogether eliminates its magnetic signature. Russia is testing hypersonic cruise missiles—and launching them underwater from submarines. Delay, Delay, Delay Russia is planning to launch its hypersonic Zircon anti-ship...