Four-time Olympian Katie Ledecky still the gold standard

Four-time Olympian Katie Ledecky still the gold standard

Twelve years on from her stunning 800m freestyle victory at the London Olympics, Katie Ledecky is headed to Paris for her fourth straight Games aiming to extend an astonishing run of sustained excellence. The American freestyle great, whose talents were once dubbed "otherworldly" by Michael Phelps' mentor Bob Bowman, brings an even-keeled approach that doesn't hide a fierce competitive streak as she vies to add to her cache of 10 Olympic medals —seven of them gold.