On the "NewsHour" tonight: President Trump is set to make election conspiracy theories a central focus of a prime-time address tonight. A fact-check, as he revisits the 2020 election. Smoke from ...

It’s better to be safe than sorry when it comes to respiratory health as smog lingers in many parts of the United States. In Ohio, multiple counties in Northeast Ohio remain under an Air Quality ...

As the Canadian wildfire smoke continues making the air quality unhealthy across the region, a local dental center is ...

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