White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
People walk past white flags on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
A woman walks past white flags on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
A woman pushes a bicycle past white flags on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
People walk past white flags on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)
White flags are seen on the National Mall in Washington, D.C., the United States, on Sept. 16, 2021. More than 660,000 white flags were installed here to honor the lives lost to COVID-19 in the United States. (Xinhua/Liu Jie)