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If it’s not enough that steeplechase champion Emma Coburn incorporates core activation ... There are many ways to warm up as a runner—foam rolling, stretching, drills—but core activation ...

Emma Coburn will have an opportunity to win a second ... and fellow former Buffs runner Valerie Constien, making her Olympic debut, also used a solid showing to secure one of the at-large spots ...

the steeplechase contains four immovable barriers and a 30-inch wall set in front of a 10-foot-long pool of water. Sound crazy? U.S. Olympic hopeful Emma Coburn shows how it's done.