The root of the problem Published March 1, 2013 By Senior Airman Lausanne Morgan 48th Fighter Wing Public Affairs ROYAL AIR FORCE LAKENHEATH, England -- Maj. (Dr.) Nick Schulte, 48th Dental squadron chief of endodontics, performed a root canal through an operating microscope Feb. 27, 2013. Root canal treatment addresses diseases of the pulpal tissue inside the tooth and roots. For more information, visit the American Association of Endodontists' website, www.Aae.org. View slideshow of more photos.