Heat Alerts Blanket 170M Nationwide; Wildfires Rage in West

Nearly 170 million people from Texas to Maine are under heat alerts for dangerous triple-digit temperatures. The oppressive heat is pushing power companies to the limit and forcing major cities to change plans heading into the July 4 holiday weekend. It comes as crews continue to battle dozens of wildfires in the West. NBC’s Shaquille Brewster reports from Chicago and TODAY’s Al Roker tracks the forecast. » Subscribe to TODAY:    / @today   TODAY brings you the latest headlines and expert tips on money, health and parenting. We wake up every morning to give you and your family all you need to start your day. If it matters to you, it matters to us. We are in the people business. Subscribe to our channel for exclusive TODAY archival footage & our original web series. Connect with TODAY Online! Visit TODAY's Website: https://www.today.com/ Find TODAY on Facebook:   / today   Follow TODAY on Twitter:   / todayshow   Follow TODAY on Instagram:   / todayshow   » Stream TODAY All Day: https://www.today.com/allday About: TODAY All Day is a 24/7 streaming channel bringing you the top stories in news and pop culture, celebrity interviews, cooking, and more. All in one place. #weather #heat #wildfire