Dr. Jack McCall, who practices dentistry with his father Bruce in Bethany, regularly participates in a medical mission serving an impoverished area in the Rio Grande Valley, near Brownsville, Texas.
McCall, a major in the 139th Medical Group at Rosecrans Air Force Base in St. Joseph, flew aboard a cargo plane to Harlingen, Texas, where he joined 43 other professionals in providing medical services in an underserved area on the border with Mexico.