The deadly mid-air collision at Reagan Airport in January was years in the making, the operations manager of the DCA air ...

The NTSB concluded three days of investigative hearings into the collision between an Army helicopter and a passenger plane ...

Katie Ledecky remains unbeaten in the 800 freestyle, while the Americans set a world relay record and piled up three gold ...

Katie Ledecky won the 800 meter freestyle at the World Aquatics swimming world championships on Saturday in a truly epic race.

The epic battle was one of the greatest races in history. In the end, the 28-year-old American captured her seventh world championship in the event.

Katie Ledecky won her seventh world title in the 800 meter freestyle on Saturday, Aug. 2 at swimming's world championships, just edging surprise Lani Pallister in a thrilling race while Ledecky's top ...

The heart of the turnaround on the next-to-last day of the worlds in Singapore was none other than 28-year-old Katie Ledecky, ...

Katie Ledecky stubbornly refused to give up her 800-meter freestyle crown Saturday at the world championships in Singapore, ...

American Katie Ledecky continued domination of the women's 800 meters freestyle with a brilliant swim to win gold.

The United States set the world record in the 4x100 freestyle mixed relay, clocking 3 minutes, 18.48 seconds in the swim ...

Summer McIntosh did not hide her disappointment after she could not keep pace with the top-two swimmers down the stretch in the 800 free.

USA sets a world record in the 4×100 mixed relay, but the American star defeating Canada’s Summer McIntosh in a highly ...