Answer:

NYAD

AnswerCrossword Clue
NYADSports journalist Diana
NYADDistance swimmer Diana
NYADLong-distance swimmer Diana
NYADSwimmer Diana
NYADSwimming great Diana
NYADDiana with a record-setting swim around Manhattan in 1975
NYADDiana who was the first person to swim from Cuba to Florida without the aid of shark protection (2013)