Airman 1st Class William Guilfoyle, a native of Susquehanna, Pennsylvania, serving with the 111th Security Forces Squadron here, stayed frosty when his military idol, John Gretton “Jocko” Willink, a retired Navy SEAL officer who rose to fame as a best-selling author and podcaster, rolled through the front gate of Biddle Air National Guard Base with members of his team requesting an opportunity to give an impromptu motivational speech to mobilized members of the Pennsylvania Army National Guard April 19, 2021.