Official Twitter account of Vladimir Putin, President of Russia, is displayed on a mobile phone screen photographed for the illustration photo. Krakow, Poland on January 30, 2023. Elon Musk-owned Twitter has quietly dropped labeling that identified state-affiliated and government-funded accounts for officials and media outlets, including designations used to identify President Joe Biden's account as authentic. The update comes a day after the company purged legacy verified users of their blue checkmarks, raising concerns that misinformation could more easily spread on the site. As of Friday morning, the personal and official accounts of the U.S. president, First Lady Jill Biden...