The legendary gymnast has been in the hospital receiving treatment for a rare form of pneumonia, according to her daughter. Retton is best known for her stellar performance in the 1984 Olympics, winning five medals and subsequently gracing the cover of Wheaties boxes for years to come. #marylouretton #gymnastics #gymnast #goldmedal #summerolympics #marylourettonastinytim🤸‍♀️