Ellen Stofan saw her first rocket launch when she was 4 years old. Now, more than 50 years later, she's director of the National Air and Space Museum — the first woman to hold the position.
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Steel coils sit on wagons leaving a factory in Duisburg, Germany on March 2. U.S. President Trump Monday decided to hold off on imposing most steel and aluminum tariffs until at least June 1.