An Interior Department order will end the sale of single-use plastic products at national parks and on other public lands in the United States by 2032.
A shipment that arrived on Sunday was the first of two intended to address shortages in the United States. Another shipment is set to arrive this week, the White House said.
Mr. Aiken, the former “American Idol” contestant, said he was running as a “loud and proud Democrat” for an open House seat in his native North Carolina this year.
He had been treated for multiple myeloma, a cancer of white blood cells in the bone marrow, which made vaccines less likely to protect him from severe Covid.