On this day in 2001, Erik Weihenmayer, 32 years old, of Boulder, Colorado, became the first blind person to reach the summit of Mount Everest.
On this day in 2009, North Korea allegedly tested its second nuclear device. Following the nuclear test, Pyongyang also conducted several missile tests building tensions in the international community.
On this day in 2011, Oprah Winfrey aired her last show, ending her twenty-five-year run of The Oprah Winfrey Show.
On this day in 2012, the Dragon, a spacecraft developed by private US company Space-X, became the first commercial spacecraft to successfully rendezvous with the International Space Station.