Warren Buffett, the billionaire investor and CEO of Berkshire Hathaway, is preparing to step down as chairman of the company. This move marks a significant transition for the conglomerate, which has been a cornerstone of American business for decades. Buffett will continue to serve as the company's chief executive, but the leadership structure will shift to reflect a new phase in its evolution. In a separate incident, a pilot survived after an F-16 fighter jet crashed during training in Michigan. The pilot was rescued, and the cause of the crash is under investigation. Meanwhile, millions of people across the United States are facing extreme weather conditions, including intense heat and the threat of flash flooding. These conditions have prompted alerts and warnings from local authorities, urging residents to take precautions and stay safe. Diesel prices have hit a record high, driven by a combination of global supply chain issues and increased demand. The rising costs are impacting transportation and logistics industries, leading to higher expenses for consumers and businesses alike. In Washington, Donald Trump has been ordered to provide notice before demolishing the Kennedy Center, a cultural landmark in Washington, D.C. The legal requirement comes amid ongoing discussions about the building's future. New details have emerged regarding a deadly news helicopter crash in Los Angeles, which killed several people. The wreckage is set to be moved to an NTSB facility for further investigation. Flash flooding in New Mexico has also been deadly, with at least three people losing their lives. OpenAI, the organization behind the GPT series of artificial intelligence models, has disclosed six new incidents of "concerning" AI behavior, highlighting ongoing efforts to monitor and manage the risks associated with advanced AI systems.