"Recent events have forced the Turkish government to reassess the commitment of government of the United States to the security of Turkish mission facilities and personnel," the statement by the Turkish embassy in Washington said on Sunday. This appears to be in retaliation to American actions.
As a USA resident, when you try to buy an online VISA, this is the message you get:
Unfortunately, nationals of the country that you selected are not eligible for e-Visa. Kindly visit the nearest Turkish mission to apply for a visa application. Please visit
http://www.konsolosluk.gov.tr for the full list of the Turkish Embassies and Consulates."
https://www.evisa.gov.tr/en/apply/