The rhythmic “whup, whup, whup” increases in intensity until passing our cabin overhead and fading, as the helicopter makes its way down the North Shore to Duluth. The medivac performs its runs from the Sawtooth Mountain Clinic and North Shore Health in Grand Marias several times a week for those cases that call for a higher level of care than can be provided locally. We are so fortunate to have very capable health care facilities up the North S…