in less than two hours, k-pop girl group blackpink will take stage in their first ever bay area show. the k-pop sensation made history earlier this year by becoming the first k-pop group to headline coachella. tonight s concert at oracle starts at 8: 30. plenty of people with general admission tickets were in line hours before that. here is a norah: tonight tens of millions of american swelter in triple digit temperatures as tropical storm harold hits texas. bringing flash flooding and possible tornadoes. here are tonight s headlines. we are talking heat index