Why worry about China's nuclear warheads?
What if one of them ends up going off at 1000 feet over San Francisco?
Oh, never mind.
5.56mm
The estimates of Chicom nuclear strength are just blind guesses.
They have built secret underground bases.
They have developed advanced stealth aircraft in secrecy.
US estimates could easily be off by a factor of ten. Or more.
They plan on winning.