show, live from miami, florida. we ve got lots of news to cover and lots of questions to answer, so, let s get started. supreme showdown. the united states supreme court is now set to decide whether the twice impeached, quadruple indicted, one term disgraced ex president has accused of engaged of interaction, can remain on the republican primary ballot in colorado. how this key ruling could entirely reshape the 2024 presidential election. and before criminal trials the president faces. with a democracy still americas sacred cause, it s the most urgent question of our time. it s what the 2024 election is all about. democracy on the ballot. in his strong strongest trump takedown yet, president biden remind americans what s at stake in one of the most critical presidential elections of our lifetimes. as the nation process to remember the violence at the u.s. capitol three years ago today. and later, painting the pain away. the former u.s. capitol police officer returning t
happening now, a health emergency as the skies over new york and other new york cities are shrouded with heavy and toxic smoke. right now. millions of americans are at risk as wildfires in canada create the air-quality crisis here in the united states. also this hour, a former spokesman speaks a in a grand jury. we are tracking new information in the investigation in trump s backyard. mike pence is taking on trump as he launches the 2024 launch for the weight. now ready to answer questions from iowa voters in a live cnn town hall event later tonight. welcome to the viewers here in the united states and around the world. you are in the situation room. let s get to the top story tonight. tens of millions of americans suffering through some of the most dangerous air quality in decades. the team of journalists covering the crisis from hard- hit cities all across the east coast. let s go to our chief climate correspondent joining us from brooklyn, new york. give us the latest.
when. they re working hard to make this happen. president xi will sit down with vladimir putin as well. so what does this mean? where are we headed in all of this? serious times. serious questions ahead as putin and the u.s. dig in on both sides of ukraine. mike gallagher, chair of the house committee on china and dan hoffman, former cia station chief in moscow standing by. first, to chief national security correspondent jennifer griffin with the latest from the pentagon. hi, jennifer. hi, martha. senior u.s. defense officials believe putin s threat to pull out of the new start treaty is another example of nuclear saber rattling designed to spook the u.s. from supporting ukraine. any reaction to putin pulling out of new start? new start is the last remaining post cold war u.s.-russia arm control treaty. it s been on life support for some time giving u.s. inspectors limited visibility to russia s arsenal. both sides have accused each other of violating the treaty, which
Stuck in the mud. Some 70,000 people stranded at burning man. Heavy rain stranding them in nevadas desert while roads are expected to be reopened today. Were following the latest. Plus President Biden sticking with a familiar playbook, talking up the state of the u. S. Economy and shoring up union support. But is it working . New polling showing the economy could be the biggest threat to his reelection. And a leadership shakeup. Ukrainian president zelenskyy dismisses his Defense Minister and says its time for new approaches in the war with russia. What that could mean for the counteroffensive. Were following these major developing stories and many more all coming in right here to cnn news central. Soon a mass exodus out of the mud. Organizers of The Burning Man Festival in nevada say they hope that in just a couple of hours tens of thousands of people whove been stranded in the desert can begin to drive out. For days now festivalgoers have been trapped in treacherous ankledeep mud adv