 Flipping their vulnerable seats would likely allow Republicans to reclaim the Senate majority. Bob Agnew reporting. National Weather Service lead forecaster Bob Orovek says millions of people across the U.S. are suffering through another day of high heat. There's a lot of heat advisories along the East Coast and, more importantly, with respect to the records, across a large part of the West. If we add them all up, there's about 130 million people