McAlister’s Delis In Kingsport And Johnson City Are Hosting A Chari-tea Event Monday To Benefit The Niswonger Children’s Hospital Radiothon. When You Visit Mcalister’s, 10-Percent Of Your Purchase Will Be Donated To The Radiothon. Niswonger Children’s Hospital In Johnson City Serves More Than 200-Thousand Children In A Four-State, 29-County Region.