Katie Ledecky posted the fifth-fastest 1,500-meter freestyle time in history in winning the gold medal at the swimming world championships in Singapore on Tuesday.

Katie Ledecky won her 28th World Championship medal by striking gold in the 1500-meter freestyle, extending her 15-year ...

Katie Ledecky has ceded a tiny bit of ground in other events, but she’s still unbeatable in the 1,500-meter freestyle. She won it again Tuesday in the ...

Katie Ledecky has ceded a tiny bit of ground in other events, but she's still unbeatable in the 1,500-meter freestyle.