  For Estella, it was one summer day back in 1997, when her employer, Texas Children’s Hospital, was the Official Fundraising Chair for marathon and wanted to get their employees involved in the race. Upon their insistence to register for the 5k or full marathon, as there was yet to be a half-marathon, Estella complied and decided to go for the 5k, as she had never thought about running 26.2 miles before.  