WEDNESDAY, Feb. 27, 2019 (American Heart Association News)—On Feb. 1, 1961, twins Debbie and Donna Horst arrived at the White House to fanfare. The 6-year-olds, decked out in fancy dresses and satin sashes, found themselves surrounded by a pressing crowd and a sea of blinding flashbulbs as they made their way to see Jacqueline Kennedy.
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