BURLINGTON, N.C.--(BUSINESS WIRE)--Laboratory Corporation of America® Holdings (LabCorp®) (NYSE:LH) today announced the launch of a national effort to combat chronic kidney disease (CKD) in North America. U.S. Senator Elizabeth Dole (R-NC), a supporter of newly passed legislation to fight CKD, and representatives of the National Kidney Foundation are joining executives of LabCorp at the Kannapolis, NC event today announcing the new initiative.