OMAHA, Neb. — Katie Ledecky has set the bar so high, it's a bit of a disappointment when she doesn't set a world record.
The 19-year-old has no complaints.
She's heading back to the Olympics.
Getting that formality out of the way in her first event of the U.S. swimming trials, Ledecky held off a persistent challenge from Leah Smith to win the 400-meter freestyle on Monday night.
"The last 150, I just kept telling myself, 'Rio! Rio! Rio!"' said Ledecky, who is also a big favorite in two other freestyle races to come. "I just tried to keep myself fired up and didn't really care what the time was."
Ledecky, who won her first Olympic gold at...