There is a lot of flurry today about the detention of people trying to return from blacklisted countries (especially Iraq) on green cards. There is already some litigation, with a complaint published by the Washington Post.
There are protests at Dulles Airport and at JFK (the latter carried live by filmmaker Nev Schulman from “Catflish”.
Google has advised some of its employees not to leave the US, as the ban seems to apply to 500000 green card holders (story).
Vox as a detailed analysis of Trump’s executive order late Friday here.
The ACLU has won an injunction in NY. and VA has won an injunction at Dulles. Legal challenges are moving quickly.
California is threatening to withhold federal taxes over the sanctuary city issue.
Airbnb is connecting refugees to hosts overseas (and probably Canada) who will shelter refugees free. Canada says it can accept stranded refugees because it has a private sponsorship program.