Amazon opened its first Amazon Go Grocery store in Seattle, Washington.
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Two trains crashed in a snowstorm in Wellington, Washington, USA, claiming the lives of 96 people.
Amazon founder Jeff Bezos' net worth reached $106 billion.
Amazon was incorporated.
Washington became the 42nd state to join the United States of America.
Jeff Bezos, the founder of Amazon, was listed as the richest person on Forbes.
