From ABC News Headquarters in New York City, this is GMA3.

Hey everybody, I'm Gio Pitas.

And I'm Ginger Z here with today, Norman.

We are so glad that you're joining us this Tuesday.

It is a good Tuesday coming up here.

Tori Johnson is here with Deals and Seals to beat the heat and enjoy summer fun with sizzling savings.

Everything at least 50% off.

All right. And Dr. Daring Sutton right here to tell us about

vitamin deficiencies. A lot of people thinking about that.

The clues to watch for it to see if you need more nutrients in your diet.

I always am looking for that. Okay. So we're going to start though with the toxic

smoke from Canadian wildfires. It got so bad in Boston. There was a ground stop for planes at Logan Airport. The FAA shot him down just for a short time. Stephanie Ramos is in Boston with the latest Stephanie. I know we'll see some improvement later today, but I still see that haze behind you. Yeah, it's still really hazy here in Boston. We can also kind of smell the smoke here as well.

That toxic smoke from the Canadian wildfires,

blanketing the northeast and upper Midwest.

And as you mentioned, Ginger, it was so bad here in Boston.

There was a ground stop for planes here at Logan Airport.

Wildfires and smoke affecting millions from coast to coast. In California, firefighters

racing to contain the Rosa wildfire exploding to 1,200 acres forcing evacuations. Flames and thick black

smoke towering along Highway 74. Drivers racing past the

flames as it swallowed the nearby landscape. And the Gifford fire north of Santa Barbara,

now over 72,000 acres, injuring three people and threatening hundreds of structures. Meanwhile, smoke from more than

700 fires in Canada, causing hazy skies and hazardous air quality conditions from the Great Lakes

...