>That said, a sub at missile launch depth is susceptible to a hypersonic weapon from above. If you know where it is. If you do, the sub has already failed as

>That said, a sub at missile launch depth is susceptible to a hypersonic weapon from above. If you know where it is. If you do, the sub has already failed as a weapons system. We have all sorts of weapons that can take out subs if we know where they are.