Sprewell broke that mark with 4 minutes 45 seconds remaining.
That was a bit of a disappointment because she had hoped to break 10.7 seconds for the first time.
"I was hoping to break 22 seconds in the United States," she said.
This was the first time anyone had broken 20 seconds and come second in the race.
In all, six women broke 11 seconds, which had never happened before in a women's 100.
The 2006 M3, with 333 horsepower, was hard pressed to break 5 seconds.
Only 11 men 40 or older have ever broken 50 seconds for the 400.
She was the only runner to break 11 seconds in all four rounds.
He has never broken 50 seconds in a 400-meter race and may not be able to beat the fastest American women at that distance.
My original goal of breaking 54 seconds has changed drastically.