Power grids across the country are being pushed to the brink as more than 200 million Americans try to stay cool in the scorching heat. NBC’s Sam Brock reports for TODAY on the record-setting temperatures across the U.S. Hollywood trailblazer Issa Rae sat down with TODAY.com to discuss her next chapter “The Mogul Era” as our first digital cover star. Read the full story here: https://www.today.com/specials/IssaRaeCoverStory » Subscribe to TODAY: http://on.today.com/SubscribeToTODAY » Watch the latest from TODAY: http://bit.ly/LatestTODAY About: 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: http://on.today.com/ReadTODAY Find TODAY on Facebook: http://on.today.com/LikeTODAY Follow TODAY on Twitter: http://on.today.com/FollowTODAY Follow TODAY on Instagram: http://on.today.com/InstaTODAY #Power #Energy #HeatWaves