The U.S. Navy Ship (USNS) Comfort sails toward Pier 90 in New York, the United States, on March 30, 2020. The U.S. Navy Ship (USNS) Comfort arrived in New York City on Monday, bringing 1,000 hospital beds to help relieve the city's overwhelmed hospital system amid COVID-19 pandemic. (Photo by Guang Yu/Xinhua)

The U.S. Navy Ship (USNS) Comfort sails toward Pier 90 in New York, the United States, on March 30, 2020. The U.S. Navy Ship (USNS) Comfort arrived in New York City on Monday, bringing 1,000 hospital beds to help relieve the city's overwhelmed hospital system amid COVID-19 pandemic. (Photo by Guang Yu/Xinhua)

The U.S. Navy Ship (USNS) Comfort sails toward Pier 90 in New York, the United States, on March 30, 2020. The U.S. Navy Ship (USNS) Comfort arrived in New York City on Monday, bringing 1,000 hospital beds to help relieve the city's overwhelmed hospital system amid COVID-19 pandemic. (Jie Fischer/NAPA/Handout via Xinhua)

The U.S. Navy Ship (USNS) Comfort sails toward Pier 90 in New York, the United States, on March 30, 2020. The U.S. Navy Ship (USNS) Comfort arrived in New York City on Monday, bringing 1,000 hospital beds to help relieve the city's overwhelmed hospital system amid COVID-19 pandemic. (Jie Fischer/NAPA/Handout via Xinhua)

The U.S. Navy Ship (USNS) Comfort docks at Pier 90 in New York, the United States, on March 30, 2020. The U.S. Navy Ship (USNS) Comfort arrived in New York City on Monday, bringing 1,000 hospital beds to help relieve the city's overwhelmed hospital system amid COVID-19 pandemic. (Photo by Guang Yu/Xinhua)

The U.S. Navy Ship (USNS) Comfort sails toward Pier 90 in New York, the United States, on March 30, 2020. The U.S. Navy Ship (USNS) Comfort arrived in New York City on Monday, bringing 1,000 hospital beds to help relieve the city's overwhelmed hospital system amid COVID-19 pandemic. (Jie Fischer/NAPA/Handout via Xinhua)