American climber Balin Miller dies aged 23 while climbing El Capitan

American climber Balin Miller has died at the age of 23 while climbing at Yosemite National Park, his mother confirmed on Thursday.

​ American climber Balin Miller has died at the age of 23 while climbing at Yosemite National Park, his mother confirmed on Thursday. Read More Breaking News, Latest News and Videos | CNN