The steeplechaser cites the need to recharge after disappointing season.
The Michigan State alum captured her first national crown in hot conditions.
Harsh conditions couldn't stop the 800m world-record holder on Saturday.
2012 Olympian betters 2000m steeplechase mark by over a second.
It rained, rained some more, then rained again after that. (c) 2012 Race Results Weekly, all rights reserved Used with permission.
Bridget Franek takes second and Shalaya Kipp finishes third as all three women eclipse "A" standard.
NCAA steeplechase champion embarks on her professional running career. Written by: David Monti (c) 2010 Race Results Weekly, all rights