What is aortic dissection? The illness that killed Senator Lindsey Graham | Searched

ABC News Live is breaking down the top stories trending today: Tributes pour in for South Carolina Senator Lindsey Graham after his sudden death at 71. Meet the contestants in this year's MLB Home Run Derby. The Old Farmer’s Almanac releases its fall prediction for the US. But how accurate are long-range forecasts? King Charles, Queen Camilla meet with Meghan Markle and their grandchildren in first known meeting since 2022. The total solar eclipse is one month away — path of totality to cross Europe, with the US and Canada to catch the partial solar eclipse. Watch ‘Searched’ weeknights at 4:30 p.m. ET on @ABCNewsLive.