a few months ago, my husband Bennett ran his first marathon. He’s alwaysbeen a naturally fast runner, but you might not think so at first glance — he’sa former high school football player, and at six-foot-two he weighs in at justover 200 pounds. His goal for the Livestrong Austin marathon was to qualifyfor Boston (which required a time of 3:10 based on his age). My job on race daywas to meet him at mile 13 with sports gel...