Thanks very much for reading Need to Know this Sunday, July 21. Here are today’s biggest developments:

• Daniel warns of geopolitical risks in second Trump term: Zoe Daniel has voiced her concerns about the future of Ukraine and international cooperation on reducing global carbon emissions amid the prospect of Donald Trump returning to the White House.
• ‘I took a bullet for democracy’, says Trump: Donald Trump has addressed a stadium full of his supporters at a campaign event in Grand Rapids, Michigan, criticising his opponents for saying he posed a threat to American democracy.
• Trump, Vance rally in Michigan, while Biden dropout calls persist: Donald Trump is holding his first public campaign since he survived an attempted assassination last week, returning to the battleground state of Michigan alongside his new running mate.
• Trump’s former physician gives new details on gunshot wound: Donald Trump’s former physician Ronny Jackson said on Saturday (Sunday AEDT) that the former president is recovering as expected from a gunshot wound to his ear that he suffered last week, but noted intermittent bleeding – and said Trump may require a hearing exam.
• Trump gunman flew drone over rally site in advance: The gunman in the attempted assassination of former president Donald Trump is believed to have flown a drone around the Pennsylvania rally site ahead of time in an apparent attempt to scope out the location before the event, a law enforcement official said on Saturday (Sunday AEDT).