Rafael Murillo, a young diver who performs shows in the sea for tips, shows a starfish and an octopus to women resting on a boardwalk to cool off from the heat in Veracruz, Mexico, on June 15, 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)