I tried this earlier but wanted to make sure I had the numbers right ...

Trump emphasizes the fact that he restricted travel from China (which, in retrospect, was the right thing to do). But by the time that happened, the virus was already here and spreading.

Here's how much:

The spread of the #Coronavirus across US counties AFTER h China travel ban went into effect:

02/02 - Travel ban in effect
02/03 - 8 counties across 5 states.
02/05 - 9 counties across 6 states.
02/10 - 10 counties across 6 states.
02/12 - 11 counties across 6 states.

02/17 - 12 counties across 6 states.
02/20 - 13 counties across 6 states.
02/21 - 14 counties across 6 states.
02/24 - 16 counties across 6 states.
02/25 - 17 counties across 6 states.
02/26 - 20 counties across 6 states.
02/28 - 22 counties across 7 states.

03/01 - 26 counties across 10 states.
03/02 - 32 counties across 12 states.
03/03 - 34 counties across 13 states.
03/04 - 38 counties across 15 states.
03/05 - 48 counties across 19 states.
03/06 - 73 counties across 27 states.
03/07 - 94 counties across 31 states.

03/08 - 112 counties across 34 states.
03/09 - 131 counties across 36 states.
03/10 - 164 counties across 38 states.
03/11 - 203 counties across 45 states.
03/12 - 253 counties across 47 states.
03/13 - 312 counties across 49 states.
03/14 - 371 counties across 49 states.

03/15 - 424 counties across 49 states.
03/16 - 469 counties across 49 states.
03/17 - 539 counties across 50 states.
03/18 - 632 counties across 50 states.
03/19 - 755 counties across 50 states.
03/20 - 902 counties across 50 states.

03/21 - 1,019 counties across 50 states.
03/22 - 1,120 counties across 50 states.
03/23 - 1,206 counties across 50 states.
03/24 - 1,337 counties across 50 states.
03/25 - 1,517 counties across 50 states.
03/26 - 1,644 counties across 50 states.

03/27 - 1,765 counties across 50 states.
03/28 - 1,870 counties across 50 states.
03/29 - 1,958 counties across 50 states.
03/30 - 2,059 counties across 50 states.
03/31 - 2,139 counties across 50 states.
04/01 - 2,203 counties across 50 states.

04/02 - 2,265 counties across 50 states.
04/03 - 2,328 counties across 50 states.
04/04 - 2,375 counties across 50 states.
04/05 - 2,415 counties across 50 states.
04/06 - 2,461 counties across 50 states.
04/07 - 2,514 counties across 50 states.

04/08 - 2,541 counties across 50 states.
04/09 - 2,569 counties across 50 states.
04/10 - 2,600 counties across 50 states.
04/11 - 2,632 counties across 50 states.
04/12 - 2,652 counties across 50 states.