IMHO that is either not Sidney Powell, or she is sayting this for strategic reasons, or she has gone crazy.
Just checked signal again, not only DC, NYC but now Canada border are large red areas
Sidney Powell at 16:55 EST:
“There are powers still available to the President and more information from within our government and other governments that he can access, and other witnesses—simple steps that can be taken to get the Truth out now. And it does NOT require “martial law.”