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)

French visitors take photos from the third level during the opening up of the top floor of the Eiffel Tower, Wednesday, July 15, 2020 in Paris. The top floor of Paris' Eiffel Tower reopened today as the 19th century iron monument re-opened its first two floors on June 26 following its longest closure since World War II. (AP Photo/Francois Mori)

Local teacher Lisa Vaaler joins other teachers as they hold a #Return2SchoolSafely Motor March protest Wednesday, July 15, 2020, in Phoenix. Several Arizona teachers voiced fears about returning to school in a state that continues to be ravaged by the coronavirus. (AP Photo/Ross D. Franklin)

A young woman gets tested for COVID-19 at a health center in Salesiano park, in the Miguel Hidalgo district of Mexico City, Wednesday, July 15, 2020. (AP Photo/Marco Ugarte)

Ticket agents wear protective masks during the coronavirus pandemic while helping travelers at LaGuardia Airport, Wednesday, July 15, 2020, in New York. (AP Photo/Frank Franklin II)

A motorist is handed a bag containing information about open positions at a drive-thru job fair in Omaha, Neb., Wednesday, July 15, 2020. Nebraska reinstated job search requirements this week for most people claiming jobless benefits. Those unemployment insurance requirements were suspended in mid-March to help employees who had lost their jobs due to the coronavirus. (AP Photo/Nati Harnik)

Wearing masks amid the concern of COVID-19, Richardson Independent School District workers Rogelio Ponciano, right, and Matt Attaway install a plexiglass barrier on the sink in the restroom for students at Bukhair Elementary School in Dallas, Wednesday, July 15, 2020. (AP Photo/LM Otero)

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)

Guests arrive to attend the official re-opening day of Epcot at Walt Disney World in Lake Buena Vista, Fla., Wednesday, July 15, 2020. All four of Disney's Florida parks are now open, including Hollywood Studios, the Magic Kingdom and Animal Kingdom, with limited capacity and safety protocols in place in response to the coronavirus pandemic. (Joe Burbank/Orlando Sentinel via AP)

A volunteer wearing protective gear as a precaution against the new coronavirus carries containers of soup to be given away to residents at a soup kitchen in the Petare neighborhood of Caracas, Venezuela, Wednesday, July 15, 2020, amid the new coronavirus pandemic. (AP Photo/Ariana Cubillos)

A girl wearing a protective face mask as a precaution against the new coronavirus places into her bag a pack-and-go lunch she received from a soup kitchen in the Petare neighborhood of Caracas, Venezuela, Wednesday, July 15, 2020, amid the new coronavirus pandemic. (AP Photo/Ariana Cubillos)

Guardia Civil officers patrol on the street at the resort of Magaluf, in Punta Ballena town, on the Spanish Balearic island of Mallorca, Spain, Wednesday, July 15, 2020. Authorities in Spain's Balearic Islands are pulling the plug on endless drunken nights to the beat of techno music by closing bars and nightclubs in beachfront areas popular with young and foreign visitors. (AP Photo/Francisco Ubilla)

Women wearing face masks to help protect against the spread of the new coronavirus walk through a field of sunflowers at a park in Ansan, South Korea, Wednesday, July 15, 2020. (AP Photo/Ahn Young-joon)

Visitors wearing face masks to help protect against the spread of the new coronavirus take a walk at a park in Seoul, South Korea, Wednesday, July 15, 2020. (AP Photo/Lee Jin-man)

Visitors queue outside the Vasa Museum in Stockholm, Wednesday July 15, 2020. The museum reopened Wednesday after closing due to the COVID-19 pandemic. (Stina Stjernkvist/TT via AP)

Cemetery workers in protective clothing bury victims of the new coronavirus at the Vila Formosa cemetery in Sao Paulo, Brazil, Wednesday, July 15, 2020. Brazil is nearing 2 million cases of COVID-19 and 75,000 deaths. (AP Photo/Andre Penner)

People wait in a queue to give their nasal swab samples to test for the coronavirus at Government Fever Hospital in Hyderabad, India, Wednesday, July 15, 2020. As India’s coronavirus caseload approaches 1 million, lockdowns are being reimposed in parts of the country as governments try to shield the health system from being overwhelmed. (AP Photo/Mahesh Kumar A.)

Motown Museum tour guide Jamia Henry points out notable Motown legends during a tour of the museum, Wednesday, July 15, 2020, in Detroit. The Detroit building where Berry Gordy Jr. built his music empire reopened its doors to the public on Wednesday. It had been closed since March due to the coronavirus pandemic. (AP Photo/Carlos Osorio)

A hairdresser wears a face shield, mask, and gloves for protection amid the COVID-19 pandemic while attending a client on the first day the saloon was allowed to reopen, as restrictions ease in Brasilia, Brazil, Wednesday, July 15, 2020. (AP Photo/Eraldo Peres)