Well, good monday morning to you. Im devin guyer. We begin with the Severe Weather threat for millions of americans. A strong line of damaging storms from the midatlantic to the plains. The storms with powerful winds and downpours spanning multiple days. The powerful storm system already brought damaging winds to a ohio campground. They were down there digging through it, trying to find the guy. They finally got him out, put him on a back board. Reporter this semi truck flipped on its side near columbus. This mans friend and dog were trapped inside. I had to do my superman stuff. Thats my pride and joy, my dog. Reporter power knocked out to thousands in the phoenix area. An 8yearold girl and her dad had to be rescued from high water near tucson. The upper midwest and great likes will see much cooler temperatures by midweek. It will feel more like april than july. Its the opposite in the northwest. Cooling senters are open in seattle. Its really too hot. Reporter temperatures expected t