US heat wave: Millions of Americans under alert from national weather service

The heatwave gripping most of Canada is showing no signs of cooling as temperatures are soaring from coast to coast to coast. Meanwhile, south of the border, The National Weather Service has issued dangerous heat alerts for tens of millions of Americans. Jamie Mauracher reports. For more info, please go to https://globalnews.ca/news/9800736/at... Subscribe to Global News Channel HERE: http://bit.ly/20fcXDc Like Global News on Facebook HERE: http://bit.ly/255GMJQ Follow Global News on Twitter HERE: http://bit.ly/1Toz8mt Follow Global News on Instagram HERE: https://bit.ly/2QZaZIB #GlobalNews #heatwave