SAVANNAH, Ga. – Aaron Wahus’ 23-year Corps career matured into a park operations manager assignment at J. Strom Thurmond Project but his insatiable craving for new challenges made room for another career growth spurt. For four months, Wahus strengthened his functional muscle during a grooming assignment as head of the Baltimore District’s Tioga-Hammond and Cowanesque projects from Feb. 21 – June 19.