 In Yuma today, sunny and 109, but with the heat index, it could feel closer to 114. East winds at 5 to 10 miles per hour this morning. Good morning. Good morning. Try as he might, Joe Biden couldn't turn his debate performance around, and now he's out of the presidential race. Will Democrats unite around Kamala Harris? I'll ask former Democratic Party Chair Howard Dean on Morning Edition from NPR News.