A 100-vehicle pile-up on a highway in Texas killed two people and injured 120 more.
A heavy fog caused the pile-up.
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Jessi Combs broke the female fastest land speed record when her jet-powered vehicle reached a speed of 522.783 mph (841.338 kph).
Adolf Hitler announced the construction of the Volkswagen Beetle.
Danica Patrick won the Indy Japan 300, becoming the first woman to win an Indy car race.
The first traffic lights in the US were installed in Cleveland, Ohio.
Simon Pagenaud of France finished the 2016 Indy 500 just two-tenths of a second ahead of Alexander Rossi.