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.
Will support a candidate that champions that cause. thank you for joining us. it is great to see you. stay with cnn later tonight for the exclusive town hall with the former vice president, mike pence. in iowa beginning at 9:00 p.m. eastern tonight. coming up, the toxic smoke from canada spreading to virginia. the air quality here coming up. urgent rescues in ukraine as floodwaters rise after a dam collapse that is blamed onon russia. all with an incredible new iphone. act now w and get iphone 14 pro on us when you switch. it s your verizon. if we want a more viable future for our kids, we need to find more sustainable ways of doing things. america s plasc makers are investing llions of dollars in new technologies and creating plastic products . durable. and dependable. our goal is a cleaner,
We found you have traffic on both sides. people walking in the middle. a lot of places like this around the world. we talk about the london bridge. we talk about westminster. a lot of places, and i know you think itce is easy to secure these, but how in the world what you have locked down la rambla today? las ramblas, and i have been there, trace, not on similar to any o type of boardwalk you hav. the difference is that las ramblas only has one way in and one way out. what i would ve done there, and how you look at security in the macro picture, all of the more well-known known places where people gather, and you and i have discussed this, iav would t bollards down, even temporary bollards that could raise and then go down. and i would have uniform armed patrolled police officers at either ends of la rambla. physically, if you have the bollards or someou type of plasc