School cheerleaders wearing protective masks pose for a photo as fellow students arrive for classes on the first day of school in Miami-Dade County at Barbara Goleman Senior High School, in Miami, Florida, August 23, 2021. (Photo by Marco Bello/Reuters)

A security guard tries to separate a boy who hugs India's captain Rohit Sharma, right, after invading the field of play during the second one-day international cricket match between India and New Zealand in Raipur, India, Saturday, January 21, 2023. (Photo by Aijaz Rahi/AP Photo)

Aerial view of a clear and turbid landscape at the intersection of the Sanjiang Estuary during the flood season on July 4, 2023 in Nanning, Guangxi Zhuang Autonomous Region of China. (Photo by Chen Guanyan/China News Service/VCG via Getty Images)

Women work on a colourful display of paper flowers ready to be showcased during the traditional Tet Nguyen Dan festival in Thanh Tien, Vietnam early February 2024. Tet celebrates the arrival of Spring according to the Vietnamese calendar, often celebrated in the early weeks of February, and is this year being held on February 10. (Photo by Nguyen Sanh Quoc Huy/Solent News)

The northeastern United States sweltered this week in a scorching summer heat wave, complete with stagnant, sticky air and no winds for relief, forecasters said. Even in a summer already filled with stretches of very hot weather, this week will be stubbornly brutal, with no relief in sight until the weekend brings thunderstorms to the region, they said. "Plain and simple, this week may feel the worst of any week for this summer in the Northeast," said Accuweather.com meteorologist Alex Sosnowski. (Reuters)

Wang uses a mobile phone as she take a rest in her room at the accommodation where patients and their family members stay while seeking medical treatments in Beijing, China, June 23, 2016. Wang, who suffers from cervical cancer, came from Inner Mongolia to seek treatment at a specialist hospital in Beijing. (Photo by Kim Kyung-Hoon/Reuters)

Train attendants take part in a parade training as they visit the national flag guard during a patriotic education event ahead of the 90th anniversary of the founding of the Chinese People's Liberation Army (PLA) in Beijing, China July 25, 2017. (Photo by Reuters/China Stringer Network)

An elderly woman plays an accordion in Moscow, Russia on October 3, 2017. (Photo by Mladen Antonov/AFP Photo)