Claudio Melchor, Manuel Cervantes and Javier Rojas sit by the window of the Cogra, an elderly shelter, to cool off from the high temperatures in Veracruz, Mexico, on June 16, 2024. Human-caused climate change intensified and made far more likely this month's killer heat with triple digit temperatures, a new flash study found Thursday, June 20. (AP Photo/Felix Marquez)