The governor's office said it had accepted the 22 flags, which were left with the Salt River Pima-Maricopa Indian Community near Scottsdale.

Trump rescinded two long-time executive orders that had encouraged agencies to prioritize urban areas and historic properties in decisions on federal buildings.

What about the American flags on your house or office? Federal half-staff proclamations apply only to federal buildings and grounds, to U.S. naval vessels, and to United States embassies.