On this day in 1951, Dan Gavriliu performed the first surgical replacement of a human organ.
On this day in 2008, Danica Patrick won the Indy Japan 300 and became the first female driver in history to win an Indy car race.
On this day in 2013, a 6.6-magnitude earthquake struck Lushan County, Ya'an, in China's Sichuan province, killing more than 150 people and injuring thousands.