(CNN) — American climber Balin Miller has died at the age of 23 while climbing at Yosemite National Park, his mother confirmed on Thursday. Miller was attempting to summit El Capitan, Yosemite’s iconic wall soaring 3,000 feet from the valley floor, via the “Sea of Dreams” route when the accident occurred, Jeanine Moorman – Miller’s […] The post American climber Balin Miller dies at 23 while climbing El Capitan appeared first on East Idaho News.