Athlete, cancer survivor and mother, Serena Burla is one of the top women to watch at the 2016 Olympic Trials Marathon.
Seven U.S. Olympians are in the July 4 Peachtree Road Race, which doubles as the national championship.
"[An American win] would be beyond words," says Meb Keflezighi.
The Virginia runner beat cancer four years ago and is now one of the favorites at the Boston Marathon.
The American marathoner ran 2:28:27 to shatter her personal best by over 6 minutes last weekend in Seoul.
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