It would invite immediate nuclear retaliation on China, where 70% of the population lives in 30% of the land mass. If DC was a nuclear target, then DOD would not be bringing in national guard from all 50 states.
This is by Natural News is as bad as Debka and Soorcha Faal, only it has a greater following so it does not get derided as much. I am pretty sure 90% of the comments on that site are by fake accounts or bots.
Natural News is about the same as Citizen Free Press - staffed by journalism school dropouts turned clickbait hacks.