[Golden Morning News | Overview of important overnight developments on July 22] 21:00-7:00 Keywords: Biden, Trump, Musk, Harris 1. Harris expressed her hope to win the Democratic presidential nomination; 2. Musk changed the profile picture of the X platform to "laser eyes"; 3. The current US President Biden announced that he would withdraw from the 2024 presidential election; 4. The US Secret Service rejected the request for increased security at Trump's rally; 5. Trump: Biden is not fit to run for president or to serve the country; 6. Musk: The real power is abandoning the old puppets, and Trump is not a puppet; 7. Biden withdrew from the election and supported Harris, and Trump responded: Harris is easier to defeat than Biden; 8. Crypto Policy Group: President Biden’s decision to give way is a new opportunity for the Democratic Party’s top brass to embrace cryptocurrency and blockchain technology.