Confirmed US virus cases rise amid new global restrictions

People wearing face masks to protect against the coronavirus wait to cross an intersection in the central business district in Beijing, Wednesday, July 15, 2020. China is further easing restrictions on domestic tourism after reporting no new local cases of COVID-19 in nine days. (AP Photo/Mark Schiefelbein)

Naliber Tavares winces as she receives a COVID-19 test at the Whittier Street Health Center’s mobile test site, Wednesday, July 15, 2020, in Boston’s Dorchester section. The health center has administered free COVID-19 tests to over 5,000 people. The tests, administered since April 13, have been a popular service in Boston’s low-income communities that have experienced high rates of infection. (AP Photo/Elise Amendola)

Valentina Fasano cleans her work space with sanitizing wipes at the Girl’s Empowerment and Mentoring (G.E.M.) Summer Arts Camp during the coronavirus pandemic, Wednesday, July 15, 2020, in Miami. This Miami-Dade County summer camp program is operating at limited capacity, and has enhanced health screening and sanitizing procedures, practices social distancing, and required wearing of face coverings. (AP Photo/Lynne Sladky)

Fans wait for the start of a NASCAR All-Star Open auto race at Bristol Motor Speedway in Bristol, Tenn, Wednesday, July 15, 2020. (AP Photo/Mark Humphrey)

MIAMI — California, Arizona, Texas and Florida together reported about 36,000 new coronavirus cases Wednesday as restrictions aimed at combating the spread of the pandemic took hold in the United States and around the world in an unsettling sign reminiscent of the dark days of April.