Based on what?
Pure conjecture?
They've been adding over 100 a day to their totals. It's 693 now. I think it's pretty reasonable to assume they will add another 107 within a week, don't you?
I don't think America is going to have the problem the Chinese have due to fundamentally different living conditions but with a reported 15% of those infected needing ICU hospitalization this could severely tax hospital resources.