The Kramer family poses for a portrait in their home in North Beach, Md., Feb. 5, 2018. From left to right: Marley, 6 months old, Kyle, 1st Helicopter Squadron helicopter pilot, Jack, age 3, Robyn, and Joey, 6 months old. Jack has hypoplastic left heart syndrome, a rare heart defect that does not allow the heart to fully develop. (U.S. Air Force photo by Airman Michael S. Murphy)