This is an unprecedented and disastrous action that will slow down the economy further, impair the essential functions of the economy, & hobble our economic recovery. https://twitter.com/realdonaldtrump/status/1252418369170501639

No details yet, but immigration has already largely stopped. Will this new order apply to H-2A seasonal agricultural workers who pick crops? Will it apply to H-1B workers who make sure Americans can work remotely via IT? Who knows.